US5300143A - Ink compositions for ink jet printing - Google Patents
Ink compositions for ink jet printing Download PDFInfo
- Publication number
- US5300143A US5300143A US07/991,928 US99192892A US5300143A US 5300143 A US5300143 A US 5300143A US 99192892 A US99192892 A US 99192892A US 5300143 A US5300143 A US 5300143A
- Authority
- US
- United States
- Prior art keywords
- sulfone
- integer
- group
- integers
- substituted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 239000000203 mixture Substances 0.000 title claims abstract description 160
- 238000007641 inkjet printing Methods 0.000 title claims abstract description 18
- 150000003457 sulfones Chemical class 0.000 claims abstract description 118
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 118
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 48
- 125000004433 nitrogen atom Chemical group N* 0.000 claims abstract description 33
- 150000003950 cyclic amides Chemical group 0.000 claims abstract description 32
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 32
- 150000001408 amides Chemical class 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 16
- 150000001470 diamides Chemical group 0.000 claims abstract description 13
- -1 polyoxyethylene Polymers 0.000 claims description 219
- 125000001424 substituent group Chemical group 0.000 claims description 133
- 125000000217 alkyl group Chemical group 0.000 claims description 81
- 125000003545 alkoxy group Chemical group 0.000 claims description 65
- 229910052739 hydrogen Inorganic materials 0.000 claims description 61
- 239000001257 hydrogen Substances 0.000 claims description 61
- 125000004432 carbon atom Chemical group C* 0.000 claims description 55
- 239000007788 liquid Substances 0.000 claims description 45
- 125000000547 substituted alkyl group Chemical group 0.000 claims description 45
- 150000002431 hydrogen Chemical class 0.000 claims description 43
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 42
- 229920001451 polypropylene glycol Polymers 0.000 claims description 37
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 35
- 125000004122 cyclic group Chemical group 0.000 claims description 30
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 28
- 125000003118 aryl group Chemical group 0.000 claims description 28
- 125000003107 substituted aryl group Chemical group 0.000 claims description 27
- 125000003158 alcohol group Chemical group 0.000 claims description 26
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 26
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Chemical class C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 24
- 229920002492 poly(sulfone) Polymers 0.000 claims description 23
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 18
- 239000007787 solid Substances 0.000 claims description 14
- RWRDLPDLKQPQOW-UHFFFAOYSA-N Pyrrolidine Chemical compound C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 claims description 12
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 12
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 12
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 12
- 229920000768 polyamine Polymers 0.000 claims description 12
- 125000003944 tolyl group Chemical group 0.000 claims description 12
- 229940124530 sulfonamide Drugs 0.000 claims description 11
- 150000003456 sulfonamides Chemical class 0.000 claims description 11
- KZTYYGOKRVBIMI-UHFFFAOYSA-N diphenyl sulfone Chemical compound C=1C=CC=CC=1S(=O)(=O)C1=CC=CC=C1 KZTYYGOKRVBIMI-UHFFFAOYSA-N 0.000 claims description 10
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 10
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical group OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 9
- CJYXCQLOZNIMFP-UHFFFAOYSA-N azocan-2-one Chemical compound O=C1CCCCCCN1 CJYXCQLOZNIMFP-UHFFFAOYSA-N 0.000 claims description 9
- 150000002460 imidazoles Chemical class 0.000 claims description 9
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 9
- 150000003235 pyrrolidines Chemical class 0.000 claims description 9
- YIROYDNZEPTFOL-UHFFFAOYSA-N 5,5-Dimethylhydantoin Chemical class CC1(C)NC(=O)NC1=O YIROYDNZEPTFOL-UHFFFAOYSA-N 0.000 claims description 8
- YDLSUFFXJYEVHW-UHFFFAOYSA-N azonan-2-one Chemical class O=C1CCCCCCCN1 YDLSUFFXJYEVHW-UHFFFAOYSA-N 0.000 claims description 8
- 125000000879 imine group Chemical group 0.000 claims description 8
- 150000004885 piperazines Chemical class 0.000 claims description 8
- 150000003217 pyrazoles Chemical class 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 8
- 150000003536 tetrazoles Chemical class 0.000 claims description 8
- 150000003852 triazoles Chemical class 0.000 claims description 8
- KJUGUADJHNHALS-UHFFFAOYSA-N 1H-tetrazole Chemical class C=1N=NNN=1 KJUGUADJHNHALS-UHFFFAOYSA-N 0.000 claims description 7
- PVCJKHHOXFKFRP-UHFFFAOYSA-N N-acetylethanolamine Chemical compound CC(=O)NCCO PVCJKHHOXFKFRP-UHFFFAOYSA-N 0.000 claims description 6
- 239000004952 Polyamide Substances 0.000 claims description 6
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 6
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229920002647 polyamide Polymers 0.000 claims description 6
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 6
- KZNICNPSHKQLFF-UHFFFAOYSA-N succinimide Chemical class O=C1CCC(=O)N1 KZNICNPSHKQLFF-UHFFFAOYSA-N 0.000 claims description 6
- NQPJDJVGBDHCAD-UHFFFAOYSA-N 1,3-diazinan-2-one Chemical class OC1=NCCCN1 NQPJDJVGBDHCAD-UHFFFAOYSA-N 0.000 claims description 5
- QQLILYBIARWEIF-UHFFFAOYSA-N 2-(2-hydroxyethylsulfonyl)ethanol Chemical compound OCCS(=O)(=O)CCO QQLILYBIARWEIF-UHFFFAOYSA-N 0.000 claims description 5
- WTKZEGDFNFYCGP-UHFFFAOYSA-N Pyrazole Chemical class C=1C=NNC=1 WTKZEGDFNFYCGP-UHFFFAOYSA-N 0.000 claims description 5
- 125000002947 alkylene group Chemical group 0.000 claims description 5
- HHVIBTZHLRERCL-UHFFFAOYSA-N sulfonyldimethane Chemical compound CS(C)(=O)=O HHVIBTZHLRERCL-UHFFFAOYSA-N 0.000 claims description 5
- UOZYYWDSTQQCNM-UHFFFAOYSA-N 1-amino-2-hydroxypentan-3-one Chemical compound CCC(=O)C(O)CN UOZYYWDSTQQCNM-UHFFFAOYSA-N 0.000 claims description 4
- WRMNZCZEMHIOCP-UHFFFAOYSA-N 2-Phenylethanol Natural products OCCC1=CC=CC=C1 WRMNZCZEMHIOCP-UHFFFAOYSA-N 0.000 claims description 4
- GVNWZKBFMFUVNX-UHFFFAOYSA-N Adipamide Chemical compound NC(=O)CCCCC(N)=O GVNWZKBFMFUVNX-UHFFFAOYSA-N 0.000 claims description 4
- 125000000732 arylene group Chemical group 0.000 claims description 4
- FABCMLOTUSCWOR-UHFFFAOYSA-N benzenesulfonylmethylbenzene Chemical compound C=1C=CC=CC=1S(=O)(=O)CC1=CC=CC=C1 FABCMLOTUSCWOR-UHFFFAOYSA-N 0.000 claims description 4
- SNCZNSNPXMPCGN-UHFFFAOYSA-N butanediamide Chemical compound NC(=O)CCC(N)=O SNCZNSNPXMPCGN-UHFFFAOYSA-N 0.000 claims description 4
- SSGWVSXDZMOXDW-UHFFFAOYSA-N butylsulfonylbenzene Chemical compound CCCCS(=O)(=O)C1=CC=CC=C1 SSGWVSXDZMOXDW-UHFFFAOYSA-N 0.000 claims description 4
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 4
- GTJMYFKVVKXHRE-UHFFFAOYSA-N decylsulfonylbenzene Chemical compound CCCCCCCCCCS(=O)(=O)C1=CC=CC=C1 GTJMYFKVVKXHRE-UHFFFAOYSA-N 0.000 claims description 4
- VBQUDDWATQWCPP-UHFFFAOYSA-N ethylsulfonylbenzene Chemical compound CCS(=O)(=O)C1=CC=CC=C1 VBQUDDWATQWCPP-UHFFFAOYSA-N 0.000 claims description 4
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 4
- WGSGRHHJYSUESW-UHFFFAOYSA-N heptylsulfonylbenzene Chemical compound CCCCCCCS(=O)(=O)C1=CC=CC=C1 WGSGRHHJYSUESW-UHFFFAOYSA-N 0.000 claims description 4
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 4
- WLKBHXLSBDSEBT-UHFFFAOYSA-N hexylsulfonylbenzene Chemical compound CCCCCCS(=O)(=O)C1=CC=CC=C1 WLKBHXLSBDSEBT-UHFFFAOYSA-N 0.000 claims description 4
- 125000004356 hydroxy functional group Chemical group O* 0.000 claims description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 4
- YAMHXTCMCPHKLN-UHFFFAOYSA-N imidazolidin-2-one Chemical class O=C1NCCN1 YAMHXTCMCPHKLN-UHFFFAOYSA-N 0.000 claims description 4
- WRIRWRKPLXCTFD-UHFFFAOYSA-N malonamide Chemical compound NC(=O)CC(N)=O WRIRWRKPLXCTFD-UHFFFAOYSA-N 0.000 claims description 4
- JCDWETOKTFWTHA-UHFFFAOYSA-N methylsulfonylbenzene Chemical compound CS(=O)(=O)C1=CC=CC=C1 JCDWETOKTFWTHA-UHFFFAOYSA-N 0.000 claims description 4
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 4
- NVXDAEKFINRCAD-UHFFFAOYSA-N nonylsulfonylbenzene Chemical compound CCCCCCCCCS(=O)(=O)C1=CC=CC=C1 NVXDAEKFINRCAD-UHFFFAOYSA-N 0.000 claims description 4
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 4
- JPMVDVIGHJCZJW-UHFFFAOYSA-N octylsulfonylbenzene Chemical compound CCCCCCCCS(=O)(=O)C1=CC=CC=C1 JPMVDVIGHJCZJW-UHFFFAOYSA-N 0.000 claims description 4
- RCCYSVYHULFYHE-UHFFFAOYSA-N pentanediamide Chemical compound NC(=O)CCCC(N)=O RCCYSVYHULFYHE-UHFFFAOYSA-N 0.000 claims description 4
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 claims description 4
- YTGRXDYSNRZUEE-UHFFFAOYSA-N pentylsulfonylbenzene Chemical compound CCCCCS(=O)(=O)C1=CC=CC=C1 YTGRXDYSNRZUEE-UHFFFAOYSA-N 0.000 claims description 4
- 229950009195 phenylpropanol Drugs 0.000 claims description 4
- XUWHAWMETYGRKB-UHFFFAOYSA-N piperidin-2-one Chemical compound O=C1CCCCN1 XUWHAWMETYGRKB-UHFFFAOYSA-N 0.000 claims description 4
- OKHILJWKJWMSEP-UHFFFAOYSA-N propylsulfonylbenzene Chemical compound CCCS(=O)(=O)C1=CC=CC=C1 OKHILJWKJWMSEP-UHFFFAOYSA-N 0.000 claims description 4
- 125000005156 substituted alkylene group Chemical group 0.000 claims description 4
- 125000005649 substituted arylene group Chemical group 0.000 claims description 4
- VXDCCDLGCOFZBL-UHFFFAOYSA-N 1-decylsulfonyldecane Chemical compound CCCCCCCCCCS(=O)(=O)CCCCCCCCCC VXDCCDLGCOFZBL-UHFFFAOYSA-N 0.000 claims description 3
- MBDUIEKYVPVZJH-UHFFFAOYSA-N 1-ethylsulfonylethane Chemical compound CCS(=O)(=O)CC MBDUIEKYVPVZJH-UHFFFAOYSA-N 0.000 claims description 3
- JEXYCADTAFPULN-UHFFFAOYSA-N 1-propylsulfonylpropane Chemical compound CCCS(=O)(=O)CCC JEXYCADTAFPULN-UHFFFAOYSA-N 0.000 claims description 3
- 229920000642 polymer Chemical class 0.000 claims description 3
- HRSFRSLKOPFWMZ-UHFFFAOYSA-N (3,4,5-trifluorophenyl)methanol Chemical compound OCC1=CC(F)=C(F)C(F)=C1 HRSFRSLKOPFWMZ-UHFFFAOYSA-N 0.000 claims description 2
- AIDFJGKWTOULTC-UHFFFAOYSA-N 1-butylsulfonylbutane Chemical compound CCCCS(=O)(=O)CCCC AIDFJGKWTOULTC-UHFFFAOYSA-N 0.000 claims description 2
- MMVCKVNNEXTBSO-UHFFFAOYSA-N 1-butylsulfonylheptane Chemical compound CCCCCCCS(=O)(=O)CCCC MMVCKVNNEXTBSO-UHFFFAOYSA-N 0.000 claims description 2
- JUTXZSJNCCZJBU-UHFFFAOYSA-N 1-butylsulfonylhexane Chemical compound CCCCCCS(=O)(=O)CCCC JUTXZSJNCCZJBU-UHFFFAOYSA-N 0.000 claims description 2
- FKSKNPGRSXHRSU-UHFFFAOYSA-N 1-butylsulfonylnonane Chemical compound CCCCCCCCCS(=O)(=O)CCCC FKSKNPGRSXHRSU-UHFFFAOYSA-N 0.000 claims description 2
- BBNILNUVDMZIQA-UHFFFAOYSA-N 1-butylsulfonyloctane Chemical compound CCCCCCCCS(=O)(=O)CCCC BBNILNUVDMZIQA-UHFFFAOYSA-N 0.000 claims description 2
- LZKMCMVHIIAVLF-UHFFFAOYSA-N 1-butylsulfonylpentane Chemical compound CCCCCS(=O)(=O)CCCC LZKMCMVHIIAVLF-UHFFFAOYSA-N 0.000 claims description 2
- PVSJGAIWOIMZFG-UHFFFAOYSA-N 1-ethylsulfonylbutane Chemical compound CCCCS(=O)(=O)CC PVSJGAIWOIMZFG-UHFFFAOYSA-N 0.000 claims description 2
- ZYTIEPJEHPBYBQ-UHFFFAOYSA-N 1-ethylsulfonyldecane Chemical compound CCCCCCCCCCS(=O)(=O)CC ZYTIEPJEHPBYBQ-UHFFFAOYSA-N 0.000 claims description 2
- VEAAJZUIVIFOIH-UHFFFAOYSA-N 1-ethylsulfonylheptane Chemical compound CCCCCCCS(=O)(=O)CC VEAAJZUIVIFOIH-UHFFFAOYSA-N 0.000 claims description 2
- PCVKANWLTAUSTC-UHFFFAOYSA-N 1-ethylsulfonylhexane Chemical compound CCCCCCS(=O)(=O)CC PCVKANWLTAUSTC-UHFFFAOYSA-N 0.000 claims description 2
- ZDIBJOXSVMQNPV-UHFFFAOYSA-N 1-ethylsulfonylnonane Chemical compound CCCCCCCCCS(=O)(=O)CC ZDIBJOXSVMQNPV-UHFFFAOYSA-N 0.000 claims description 2
- ZOZUYTXOPZVGKS-UHFFFAOYSA-N 1-ethylsulfonyloctane Chemical compound CCCCCCCCS(=O)(=O)CC ZOZUYTXOPZVGKS-UHFFFAOYSA-N 0.000 claims description 2
- LCGJGVKAKOQMHO-UHFFFAOYSA-N 1-ethylsulfonylpentane Chemical compound CCCCCS(=O)(=O)CC LCGJGVKAKOQMHO-UHFFFAOYSA-N 0.000 claims description 2
- URDYJNJREUFXGD-UHFFFAOYSA-N 1-ethylsulfonylpropane Chemical compound CCCS(=O)(=O)CC URDYJNJREUFXGD-UHFFFAOYSA-N 0.000 claims description 2
- NHPSVZSWTMOYJQ-UHFFFAOYSA-N 1-heptylsulfonyldecane Chemical compound CCCCCCCCCCS(=O)(=O)CCCCCCC NHPSVZSWTMOYJQ-UHFFFAOYSA-N 0.000 claims description 2
- VTHAYUPMFCMKIH-UHFFFAOYSA-N 1-heptylsulfonylheptane Chemical compound CCCCCCCS(=O)(=O)CCCCCCC VTHAYUPMFCMKIH-UHFFFAOYSA-N 0.000 claims description 2
- XDMGHXMKOUDLBI-UHFFFAOYSA-N 1-heptylsulfonylnonane Chemical compound CCCCCCCCCS(=O)(=O)CCCCCCC XDMGHXMKOUDLBI-UHFFFAOYSA-N 0.000 claims description 2
- PQHZIFXFGXWFEA-UHFFFAOYSA-N 1-heptylsulfonyloctane Chemical compound CCCCCCCCS(=O)(=O)CCCCCCC PQHZIFXFGXWFEA-UHFFFAOYSA-N 0.000 claims description 2
- DCPSVUYBJGEMKR-UHFFFAOYSA-N 1-hexylsulfonyldecane Chemical compound CCCCCCCCCCS(=O)(=O)CCCCCC DCPSVUYBJGEMKR-UHFFFAOYSA-N 0.000 claims description 2
- RXBGXZRSGTYMFJ-UHFFFAOYSA-N 1-hexylsulfonylheptane Chemical compound CCCCCCCS(=O)(=O)CCCCCC RXBGXZRSGTYMFJ-UHFFFAOYSA-N 0.000 claims description 2
- HBOOMWHZBIPTMN-UHFFFAOYSA-N 1-hexylsulfonylhexane Chemical compound CCCCCCS(=O)(=O)CCCCCC HBOOMWHZBIPTMN-UHFFFAOYSA-N 0.000 claims description 2
- LAMDNIVPDZELDF-UHFFFAOYSA-N 1-hexylsulfonylnonane Chemical compound CCCCCCCCCS(=O)(=O)CCCCCC LAMDNIVPDZELDF-UHFFFAOYSA-N 0.000 claims description 2
- WYKHZOQBKIJCQB-UHFFFAOYSA-N 1-hexylsulfonyloctane Chemical compound CCCCCCCCS(=O)(=O)CCCCCC WYKHZOQBKIJCQB-UHFFFAOYSA-N 0.000 claims description 2
- KZCDMIJHGSSDFO-UHFFFAOYSA-N 1-methyl-2-(2-methylphenyl)sulfonylbenzene Chemical compound CC1=CC=CC=C1S(=O)(=O)C1=CC=CC=C1C KZCDMIJHGSSDFO-UHFFFAOYSA-N 0.000 claims description 2
- QRXUXNUNFHPWLQ-UHFFFAOYSA-N 1-methylsulfonylbutane Chemical compound CCCCS(C)(=O)=O QRXUXNUNFHPWLQ-UHFFFAOYSA-N 0.000 claims description 2
- YSYOZBQXGGLORB-UHFFFAOYSA-N 1-methylsulfonyldecane Chemical compound CCCCCCCCCCS(C)(=O)=O YSYOZBQXGGLORB-UHFFFAOYSA-N 0.000 claims description 2
- YBJCDTIWNDBNTM-UHFFFAOYSA-N 1-methylsulfonylethane Chemical compound CCS(C)(=O)=O YBJCDTIWNDBNTM-UHFFFAOYSA-N 0.000 claims description 2
- PFJDVQSHGLRPFC-UHFFFAOYSA-N 1-methylsulfonylheptane Chemical compound CCCCCCCS(C)(=O)=O PFJDVQSHGLRPFC-UHFFFAOYSA-N 0.000 claims description 2
- LJVSNIJYLPTONM-UHFFFAOYSA-N 1-methylsulfonylhexane Chemical compound CCCCCCS(C)(=O)=O LJVSNIJYLPTONM-UHFFFAOYSA-N 0.000 claims description 2
- CVBDCLDDOCBAMA-UHFFFAOYSA-N 1-methylsulfonylnonane Chemical compound CCCCCCCCCS(C)(=O)=O CVBDCLDDOCBAMA-UHFFFAOYSA-N 0.000 claims description 2
- KCFYSLQCXGEOHC-UHFFFAOYSA-N 1-methylsulfonyloctane Chemical compound CCCCCCCCS(C)(=O)=O KCFYSLQCXGEOHC-UHFFFAOYSA-N 0.000 claims description 2
- GUBNFBYCBZWEES-UHFFFAOYSA-N 1-methylsulfonylpentane Chemical compound CCCCCS(C)(=O)=O GUBNFBYCBZWEES-UHFFFAOYSA-N 0.000 claims description 2
- QAPSIUMUNHNUPW-UHFFFAOYSA-N 1-methylsulfonylpropane Chemical compound CCCS(C)(=O)=O QAPSIUMUNHNUPW-UHFFFAOYSA-N 0.000 claims description 2
- GPCDKOQXKCBHSG-UHFFFAOYSA-N 1-nonylsulfonyldecane Chemical compound CCCCCCCCCCS(=O)(=O)CCCCCCCCC GPCDKOQXKCBHSG-UHFFFAOYSA-N 0.000 claims description 2
- AZFJJOWPFXJREO-UHFFFAOYSA-N 1-nonylsulfonylnonane Chemical compound CCCCCCCCCS(=O)(=O)CCCCCCCCC AZFJJOWPFXJREO-UHFFFAOYSA-N 0.000 claims description 2
- HJNUVFMBGYCFMY-UHFFFAOYSA-N 1-octylsulfonyldecane Chemical compound CCCCCCCCCCS(=O)(=O)CCCCCCCC HJNUVFMBGYCFMY-UHFFFAOYSA-N 0.000 claims description 2
- SRTYYGNGYWDSKW-UHFFFAOYSA-N 1-octylsulfonylnonane Chemical compound CCCCCCCCCS(=O)(=O)CCCCCCCC SRTYYGNGYWDSKW-UHFFFAOYSA-N 0.000 claims description 2
- TZPCGEVFZZYCIY-UHFFFAOYSA-N 1-octylsulfonyloctane Chemical compound CCCCCCCCS(=O)(=O)CCCCCCCC TZPCGEVFZZYCIY-UHFFFAOYSA-N 0.000 claims description 2
- XEUWWBNDTULQDR-UHFFFAOYSA-N 1-pentylsulfonyldecane Chemical compound CCCCCCCCCCS(=O)(=O)CCCCC XEUWWBNDTULQDR-UHFFFAOYSA-N 0.000 claims description 2
- ZIXJVUQHQWGQTG-UHFFFAOYSA-N 1-pentylsulfonylheptane Chemical compound CCCCCCCS(=O)(=O)CCCCC ZIXJVUQHQWGQTG-UHFFFAOYSA-N 0.000 claims description 2
- ZFQHFZOQIGMHDD-UHFFFAOYSA-N 1-pentylsulfonylhexane Chemical compound CCCCCCS(=O)(=O)CCCCC ZFQHFZOQIGMHDD-UHFFFAOYSA-N 0.000 claims description 2
- PVSBXQPBZRHOHO-UHFFFAOYSA-N 1-pentylsulfonylnonane Chemical compound CCCCCCCCCS(=O)(=O)CCCCC PVSBXQPBZRHOHO-UHFFFAOYSA-N 0.000 claims description 2
- YITVLCGANYREFE-UHFFFAOYSA-N 1-pentylsulfonyloctane Chemical compound CCCCCCCCS(=O)(=O)CCCCC YITVLCGANYREFE-UHFFFAOYSA-N 0.000 claims description 2
- NLUGCAKOZAODBF-UHFFFAOYSA-N 1-pentylsulfonylpentane Chemical compound CCCCCS(=O)(=O)CCCCC NLUGCAKOZAODBF-UHFFFAOYSA-N 0.000 claims description 2
- ZISIYXSNWSSCRY-UHFFFAOYSA-N 1-propylsulfonylbutane Chemical compound CCCCS(=O)(=O)CCC ZISIYXSNWSSCRY-UHFFFAOYSA-N 0.000 claims description 2
- QZTDOMNUYVWMDA-UHFFFAOYSA-N 1-propylsulfonyldecane Chemical compound CCCCCCCCCCS(=O)(=O)CCC QZTDOMNUYVWMDA-UHFFFAOYSA-N 0.000 claims description 2
- QWIPWUXIWUPHCK-UHFFFAOYSA-N 1-propylsulfonylheptane Chemical compound CCCCCCCS(=O)(=O)CCC QWIPWUXIWUPHCK-UHFFFAOYSA-N 0.000 claims description 2
- DPWMMRAQMXCZPF-UHFFFAOYSA-N 1-propylsulfonylhexane Chemical compound CCCCCCS(=O)(=O)CCC DPWMMRAQMXCZPF-UHFFFAOYSA-N 0.000 claims description 2
- UAWWONKNLXMNPQ-UHFFFAOYSA-N 1-propylsulfonylnonane Chemical compound CCCCCCCCCS(=O)(=O)CCC UAWWONKNLXMNPQ-UHFFFAOYSA-N 0.000 claims description 2
- MUHYPMWGKLVALP-UHFFFAOYSA-N 1-propylsulfonyloctane Chemical compound CCCCCCCCS(=O)(=O)CCC MUHYPMWGKLVALP-UHFFFAOYSA-N 0.000 claims description 2
- XFIRBIDFPNNONJ-UHFFFAOYSA-N 1-propylsulfonylpentane Chemical compound CCCCCS(=O)(=O)CCC XFIRBIDFPNNONJ-UHFFFAOYSA-N 0.000 claims description 2
- QUTRKCZEVXALJJ-UHFFFAOYSA-N butylsulfonylmethylbenzene Chemical compound CCCCS(=O)(=O)CC1=CC=CC=C1 QUTRKCZEVXALJJ-UHFFFAOYSA-N 0.000 claims description 2
- UYIRLPWQFOMJGG-UHFFFAOYSA-N decylsulfonylmethylbenzene Chemical compound CCCCCCCCCCS(=O)(=O)CC1=CC=CC=C1 UYIRLPWQFOMJGG-UHFFFAOYSA-N 0.000 claims description 2
- RLVXXYWTYPOVND-UHFFFAOYSA-N ethylsulfonylmethylbenzene Chemical compound CCS(=O)(=O)CC1=CC=CC=C1 RLVXXYWTYPOVND-UHFFFAOYSA-N 0.000 claims description 2
- KGJJXUZVGZFULM-UHFFFAOYSA-N heptylsulfonylmethylbenzene Chemical compound CCCCCCCS(=O)(=O)CC1=CC=CC=C1 KGJJXUZVGZFULM-UHFFFAOYSA-N 0.000 claims description 2
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- WBJINCZRORDGAQ-UHFFFAOYSA-N formic acid ethyl ester Natural products CCOC=O WBJINCZRORDGAQ-UHFFFAOYSA-N 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- ACCCMOQWYVYDOT-UHFFFAOYSA-N hexane-1,1-diol Chemical compound CCCCCC(O)O ACCCMOQWYVYDOT-UHFFFAOYSA-N 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 1
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 1
- 229940071676 hydroxypropylcellulose Drugs 0.000 description 1
- 150000002466 imines Chemical class 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- SXQCTESRRZBPHJ-UHFFFAOYSA-M lissamine rhodamine Chemical compound [Na+].C=12C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C2C=1C1=CC=C(S([O-])(=O)=O)C=C1S([O-])(=O)=O SXQCTESRRZBPHJ-UHFFFAOYSA-M 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- AJDUTMFFZHIJEM-UHFFFAOYSA-N n-(9,10-dioxoanthracen-1-yl)-4-[4-[[4-[4-[(9,10-dioxoanthracen-1-yl)carbamoyl]phenyl]phenyl]diazenyl]phenyl]benzamide Chemical compound O=C1C2=CC=CC=C2C(=O)C2=C1C=CC=C2NC(=O)C(C=C1)=CC=C1C(C=C1)=CC=C1N=NC(C=C1)=CC=C1C(C=C1)=CC=C1C(=O)NC1=CC=CC2=C1C(=O)C1=CC=CC=C1C2=O AJDUTMFFZHIJEM-UHFFFAOYSA-N 0.000 description 1
- MCSAJNNLRCFZED-UHFFFAOYSA-N nitroethane Chemical compound CC[N+]([O-])=O MCSAJNNLRCFZED-UHFFFAOYSA-N 0.000 description 1
- 125000002467 phosphate group Chemical class [H]OP(=O)(O[H])O[*] 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 229920000193 polymethacrylate Chemical class 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 1
- 229920001289 polyvinyl ether Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 235000012752 quinoline yellow Nutrition 0.000 description 1
- FZUOVNMHEAPVBW-UHFFFAOYSA-L quinoline yellow ws Chemical compound [Na+].[Na+].O=C1C2=CC=CC=C2C(=O)C1C1=NC2=C(S([O-])(=O)=O)C=C(S(=O)(=O)[O-])C=C2C=C1 FZUOVNMHEAPVBW-UHFFFAOYSA-L 0.000 description 1
- PYWVYCXTNDRMGF-UHFFFAOYSA-N rhodamine B Chemical compound [Cl-].C=12C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C2C=1C1=CC=CC=C1C(O)=O PYWVYCXTNDRMGF-UHFFFAOYSA-N 0.000 description 1
- 235000002639 sodium chloride Nutrition 0.000 description 1
- 235000019333 sodium laurylsulphate Nutrition 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 101150035983 str1 gene Proteins 0.000 description 1
- IAHFWCOBPZCAEA-UHFFFAOYSA-N succinonitrile Chemical compound N#CCCC#N IAHFWCOBPZCAEA-UHFFFAOYSA-N 0.000 description 1
- 150000003462 sulfoxides Chemical class 0.000 description 1
- 229960000943 tartrazine Drugs 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- GMMAPXRGRVJYJY-UHFFFAOYSA-J tetrasodium 4-acetamido-5-hydroxy-6-[[7-sulfonato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl]diazenyl]naphthalene-1,7-disulfonate Chemical compound [Na+].[Na+].[Na+].[Na+].OC1=C2C(NC(=O)C)=CC=C(S([O-])(=O)=O)C2=CC(S([O-])(=O)=O)=C1N=NC(C1=CC(=CC=C11)S([O-])(=O)=O)=CC=C1N=NC1=CC=C(S([O-])(=O)=O)C=C1 GMMAPXRGRVJYJY-UHFFFAOYSA-J 0.000 description 1
- SMBAGGHBUKLZPQ-UHFFFAOYSA-J tetrasodium 6-amino-4-hydroxy-3-[[7-sulfinato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl]diazenyl]naphthalene-2,7-disulfonate Chemical compound C1=CC(=CC=C1N=NC2=C3C=CC(=CC3=C(C=C2)N=NC4=C(C5=CC(=C(C=C5C=C4S(=O)(=O)[O-])S(=O)(=O)[O-])N)O)S(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+] SMBAGGHBUKLZPQ-UHFFFAOYSA-J 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- JSPLKZUTYZBBKA-UHFFFAOYSA-N trioxidane Chemical class OOO JSPLKZUTYZBBKA-UHFFFAOYSA-N 0.000 description 1
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical class [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 1
- 239000010981 turquoise Substances 0.000 description 1
- YXZRCLVVNRLPTP-UHFFFAOYSA-J turquoise blue Chemical compound [Na+].[Na+].[Na+].[Na+].[Cu+2].NC1=NC(Cl)=NC(NC=2C=C(NS(=O)(=O)C3=CC=4C(=C5NC=4NC=4[N-]C(=C6C=CC(=CC6=4)S([O-])(=O)=O)NC=4NC(=C6C=C(C=CC6=4)S([O-])(=O)=O)NC=4[N-]C(=C6C=CC(=CC6=4)S([O-])(=O)=O)N5)C=C3)C(=CC=2)S([O-])(=O)=O)=N1 YXZRCLVVNRLPTP-UHFFFAOYSA-J 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 239000001043 yellow dye Substances 0.000 description 1
- 150000003953 γ-lactams Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
Definitions
- the present invention is directed to ink compositions. More specifically, the present invention is directed to waterfast ink compositions particularly suited for ink jet printing processes.
- One embodiment of the present invention is directed to an ink composition which comprises water, a water-soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of cyclic amines having at least one hydrogen atom bonded to a nitrogen atom, cyclic amides having at least one hydrogen atom bonded to a nitrogen atom, diamides having at least one hydrogen atom bonded to a nitrogen atom, polyalkoxy-substituted or polyimine-substituted amides having at least one hydrogen atom bonded to a nitrogen atom, and mixtures thereof.
- U.S. Pat. No. 5,017,227 discloses a recording liquid comprising dyes and a liquid medium, wherein the dyes include a black dye and at least one water-soluble dye of a magenta dye and a yellow dye in combination.
- the black dye is selected from the group C.I. Food Black 1, C.I. Acid Black 140, and C.I. Acid Black 187.
- the liquid medium is water-based, and can contain a water-soluble organic solvent.
- water-soluble organic solvents include alkyl alcohols having 1 to 5 carbon atoms, amides such as dimethylformamide and dimethylacetamide, ketones or ketoalcohols such as acetone or diacetone alcohol, ethers such as tetrahydrofuran and dioxane, polyalkylene glycols such as polyethylene glycol and polypropylene glycol, alkylene glycols comprising an alkylene group having 2 to 6 carbon atoms, glycerol, lower alkyl ethers of polyhydric alcohols, lower dialkyl ethers of polyhydric alcohols, sulfolane, N-methyl-2-pyrrolidone, and 1,3-dimethyl-2-imidazolidinone.
- alkyl alcohols having 1 to 5 carbon atoms amides such as dimethylformamide and dimethylacetamide, ketones or ketoalcohols such as acetone or diacetone alcohol, ethers such as tetrahydrofuran and diox
- U.S. Pat. No. 5,017,223 (Kobayashi et al.) is directed to a recording material including at least a liquid dispersion medium and an electrolyte contained therein, the electrolyte providing substantially no halogen ion in the liquid dispersion medium under electrolytic dissociation and the recording material being capable of changing its adhesiveness when imparted with a voltage by means of a pair of electrodes, thereby to adhere selectively to either one of the pair of electrodes.
- the liquid dispersion medium preferably comprises a polyhydric alcohol or polyol solvent.
- U.S. Pat. No. 4,836,851 discloses a dye used in ink compositions for ink jet printing which comprises an aromatic dye molecule having attached to the backbone thereof from one to four polyhydroxyl-substituted groups of specific formulae.
- the dyes have improved water solubility and improved interaction with paper.
- the dyes are useful in ink compositions comprising the dye, water, and a water miscible organic solvent.
- organic solvents examples include diethylene glycol, triethylene glycol, polyethylene glycol, propylene glycol, monomethyl ether, 1,2-dimethoxypropane, an alcohol such as methanol, sulfolane, formamide, N-methyl-2-pyrrolidone, propylene carbonate, oxidipropionitrile, or mixtures thereof.
- U.S. Pat. No. 4,790,880 discloses an ink suitable for use in ink jet printers including (a) a vehicle comprising at least one member selected from the group consisting of water and a water soluble nonaqueous component, and (b) an anionic dye having cations associated therewith.
- the ink further includes a macrocyclic polyether associated with the cations, the macrocyclic polyether having binding sites and a cavity size suitable for complexing the cations.
- the ink composition evicences reduced crusting, increased fade resistance, and reduced kogation.
- the ink vehicle can include water and/or one or more glycols, and may also comprise water and one or more other water soluble nonaqueous components.
- water soluble nonaqueous components examples include short chain alcohols such as isopropanol, alkanol amines, such as mono, di, and triethanolamine, amides, such as formamide and dimethyl formamide, sulfoxides such as dimethylsulfoxide, sulfones such as sulfolane, and heterocyclic amines such as N-methyl-2-pyrrolidone and 1,3-dimethylimidazolidinone.
- short chain alcohols such as isopropanol, alkanol amines, such as mono, di, and triethanolamine
- amides such as formamide and dimethyl formamide
- sulfoxides such as dimethylsulfoxide
- sulfones such as sulfolane
- heterocyclic amines such as N-methyl-2-pyrrolidone and 1,3-dimethylimidazolidinone.
- U.S. Pat. No. 4,627,875 discloses a recording liquid which comprises C.I. Acid Red 8 as a recording agent for forming an image and a liquid medium comprising at least (a) a member selected from the group consisting of polyethylene glycol, polyethylene glycol monomethyl ether, and a mixture thereof, (b) a member selected from the group consisting of diethylene glycol, sulfolane, and a mixture thereof, (c) a member selected from the group consisting of N-methyl-2-pyrrolidone, 1,3-dimethyl-2-imidazolidinone, and a mixture thereof, and (d) water.
- U.S. Pat. No. 4,585,484 discloses a recording liquid comprising a dye selected from C.I. Direct Blue 199, C.I. Direct Yellow 86, and C.I. Food Black 2 as the recording agent for forming an image and a liquid medium for dissolving or dispersing the recording agent therein, the liquid medium comprising at least (a) either one or both of polyethylene glycol and polyethylene glycol monomethyl ether, (b) either one or both of diethylene glycol and sulfolane, (c) either one or both of N-methyl-2-pyrrolidone and 1,3-dimethyl-2-imidazolidinone, and (d) water.
- a dye selected from C.I. Direct Blue 199, C.I. Direct Yellow 86, and C.I. Food Black 2
- the liquid medium comprising at least (a) either one or both of polyethylene glycol and polyethylene glycol monomethyl ether, (b) either one or both of diethylene glycol and sulfolane,
- U.S. Pat. No. 4,840,674 discloses an ink composition which comprises a major amount of water, an organic solvent selected from the group consisting of tetramethylene sulfone, 1,1,3,3-tetramethyl urea, 3-methyl sulfolane, and 1,3-dimethyl-2-imidazolidone, which solvent has permanently dissolved therein spirit soluble dyes.
- U.S. Pat. No. 5,108,503 discloses inks for ink jet printing having improved water resistance and smear resistance when they contain from about 2.5 to 25 percent by weight, preferably from about 7.5 to about 12.5 percent by weight, of 2-pyrrolidone, N-(2-hydroxyethyl)-2-pyrrolidone, or mixtures thereof.
- n being a number of from 0 to about 9, or a polyimine group of the formula
- R' represents one or more substituents that can replace hydrogen in any of the hydrocarbon portions of the molecule, and is an alkyl group, a halogen atom, a sulfate group, a nitro group, a sulfone group, an amide group, or an acetyl group, wherein x is a number of from 0 to 2n+2; (2) a cyclic amide of the formula ##STR2## wherein n is a number of from 1 to about 12, R is a cyclohexyl group or a butyl group, and R' represents one or more substituents that can replace hydrogen in any of the hydrocarbon portions of the molecule, and is an alkyl group, a halogen atom, a sulfate group, a nitro group, a sulfone group, an amide group, or an acetyl group, wherein x is a number of from 0 to
- R and R' can be bonded to each other to form a ring
- R" is hydrogen or alkyl, with alkyl preferably having from 1 to about 20 carbon atoms; and mixtures thereof; and heating selected nozzles in the printing apparatus containing the ink, thereby causing droplets of the ink to be ejected in an imagewise pattern onto a substrate.
- ink compositions with enhanced waterfastness In addition, there is a need for waterfast inks with lowered viscosity. Further, a need exists for waterfast inks which generate images exhibiting enhanced edge sharpness. Additionally, there is a need for waterfast inks with enhanced drying rates. There is also a need for ink compositions which exhibit high frequency response in ink jet printing systems. A need also exists for ink compositions exhibiting both relatively low viscosity and relatively high surface tension. In addition, there is a need for ink compositions which do not exhibit rapid drying or clogging within the nozzles of an ink jet printer. Further, there is a need for ink compositions which exhibit good shelf stability. Additionally, there is a need for ink compositions wherein the ink components do not react with each other to any significant degree over time.
- Another object of the present invention is to provide waterfast inks with enhanced drying rates.
- Yet another object of the present invention is to provide ink compositions which exhibit high frequency response in ink jet printing systems.
- Still another object of the present invention is to provide ink compositions exhibiting both relatively low viscosity and relatively high surface tension.
- an ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of cyclic amines having at least one hydrogen atom bonded to a nitrogen atom, cyclic amides having at least one hydrogen atom bonded to a nitrogen atom, diamides having at least one hydrogen atom bonded to a nitrogen atom, polyalkoxy-substituted amides having at least one hydrogen atom bonded to a nitrogen atom, polyimine-substituted amides having at least one hydrogen atom bonded to a nitrogen atom, and mixtures thereof, wherein at least one of the first and second components is a solid at 25° C.
- Another embodiment of the present invention is directed to an ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of (a) sulfones of the formula ##STR5## wherein R 1 and R 2 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties; (b) cyclic sulfones of the formula ##STR6## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 4; (c) cyclic sulfones of the formula ##STR7## wherein R is a substituent selected from the group consisting of alkyl, hydroxy, alcohol, or alkoxy, m is an integer representing the number of substituents, and n is an integer of at least about 2; (d) cyclic
- Yet another embodiment of the present invention is directed to an ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of (a) cyclic amines; (b) cyclic polyamines; (c) cyclic amides of the formula ##STR10## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 4; (d) cyclic amides of the formula ##STR11## wherein R is a substituent selected from the group consisting of alkyl, alcohol, hydroxy, and alkoxy, m is an integer representing the number of substituents, and n is an integer of at least about 3; (e) cyclic amides of the formula ##STR12## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consist
- the ink compositions of the present invention generally comprise a water soluble dye and a liquid medium comprising water and at least two other components.
- any effective water soluble dye such as one of the Direct dyes, the Acid dyes, the Basic dyes, the Food dyes, or the like can be selected as the colorant, provided that it is compatible with the other ink components and is soluble in the liquid vehicle.
- the dye exhibits a solubility in water of more than one gram of dye per 100 milliliters of water, more preferably exhibits a solubility in water of at least 2 grams of dye per 100 milliliters of water, and even more preferably a solubility of at least 10 grams of dye per 100 milliliters of water.
- Suitable dyes includes BASF X-34, Food Black No. 2, Food Red No. 40, Food Blue No. 1, Food Yellow No. 7, Carodirect Turquoise FBL Supra Conc. (Direct Blue 199), available from Carolina Color and Chemical, Special Fast Turquoise 8GL Liquid (Direct Blue 86), available from Mobay Chemical, Intrabond Liquid Turquoise GLL (Direct Blue 86), available from Crompton and Knowles, Pylam Certified D&C Red #28 (Acid Red 92), available from Pylam, Direct Brill Pink B Ground Crude, available from Crompton & Knowles, Tartrazine Extra Conc.
- Duasyn line of "salt-free" dyes available from Hoechst such as Duasyn Direct Black HEF-SF (Direct Black 168 ), Duasyn Direct Yellow 6G-SF VP216 (Direct Yellow 157), Duasyn Acid Yellow XX-SF VP413 (Acid Yellow 23), Duasyn Rhodamine B-SF VP353 (Acid Red 52), Duasyn Direct Turquoise Blue FRL-SF VP368 (Direct Blue 199), Duasyn Acid Blue AE-SF VP344 (Acid Blue 9), and the like.
- Duasyn Direct Black HEF-SF Direct Black 168
- Duasyn Direct Yellow 6G-SF VP216 Direct Yellow 157
- Duasyn Acid Yellow XX-SF VP413 Acid Yellow 23
- Duasyn Rhodamine B-SF VP353 Acid Red 52
- Dyes that are invisible to the naked eye but detectable when exposed to radiation outside the visible wavelength range are also suitable.
- the dye is present in the ink composition in any effective amount, generally from about 1 to about 15 percent by weight, and preferably from about 2 to about 7 percent by weight (wherein the amount refers to the amount of dye molecules present in the ink), although the amount can be outside of this range.
- the liquid medium generally comprises water, a sulfone component, and a component which is either a cyclic amine or an amide or a mixture of both.
- Suitable sulfones include those of the general formula ##STR15## wherein R 1 and R 2 are independently selected from the group consisting of substituted and unsubstituted aliphatic hydrocarbons (including saturated, monounsaturated, and polyunsaturated, including benzyl and tolyl), preferably with from 1 to about 10 carbon atoms, substituted and unsubstituted aromatic hydrocarbons, preferably with from about 6 to about 12 carbon atoms (including phenyl, benzyl, and tolyl), alcohol moieties, including ethanol and propanol, alkoxy moieties, and polyalkoxy moieties, including polyethylene oxide, polypropylene oxide, and polybutylene oxide, as well as branched alcohol, alkoxy, and polyalkoxy groups.
- Suitable substituents include alkyl groups, hydroxy groups, alcohol groups, alkoxy groups, polyalkylene oxide groups, sulfone groups, amine groups, amide groups, and the like. Also suitable are cyclic sulfones, including those of the general formula ##STR16## wherein R is an optional substituent, preferably an alkyl, hydroxy, alcohol, or alkoxy substituent, preferably with from 1 to about 12 carbon atoms (such as methyl, ethyl, propyl, --CH 2 CH 2 OH, polyalkoxy groups of the formula ([--CH 2 ] y --O) x --[CH 2 --] y OH, with x being a number of from 0 to about 9 and y being a number of from 1 to about 4, branched alcohol, alkoxy, and polyalkoxy groups, or the like), m is an integer representing the number of substituents, and n is an integer of at least about 2, preferably of at least about 3, and more preferably of
- Polysulfones are also suitable sulfones for the present invention.
- Typical polysulfones include those of the formula ##STR18## wherein R 3 , R 4 , and R 5 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties, and wherein x is an integer of from 1 to about 4.
- R 3 , R 4 , and R 5 can be selected from substituted and unsubstituted aliphatic hydrocarbons (including saturated, monounsaturated, and polyunsaturated, including benzyl and tolyl), preferably with from 1 to about 10 carbon atoms, substituted and unsubstituted aromatic hydrocarbons, preferably with from about 6 to about 12 carbon atoms (including phenyl, benzyl, and tolyl), alcohol moieties, including ethanol and propanol, alkoxy moieties, and polyalkoxy moieties, including polyethylene oxide and polypropylene oxide as well as branched alcohol, alkoxy, and polyalkoxy groups.
- Suitable substituents include alkyl groups, hydroxy groups, alcohol groups, alkoxy groups, polyalkylene oxide groups, sulfone groups, amine groups, amide groups, and the like.
- cyclic polysulfones are suitable, including those of the formula ##STR19## wherein R is an optional substituent, z is an integer representing the number of substituents, and p, q, and r are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q+r is at least about 2, and s is an integer of from 1 to about 4.
- Sulfonamides are also suitable as the sulfone component of the present invention.
- Typical sulfonamides are of the formula ##STR20## wherein R and R' are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties.
- Suitable sulfones include sulfolane, of the structure ##STR21## methyl sulfone (also called dimethyl sulfone), of the structure ##STR22## ethyl sulfone (also called diethyl sulfone), of the structure ##STR23## diphenyl sulfone, of the structure ##STR24## sulfolene, of the structure ##STR25## methyl ethyl sulfone, of the structure ##STR26## methyl decyl sulfone, of the structure ##STR27## decyl sulfone (also called didecyl sulfone), of the structure ##STR28## propyl sulfone (also called dipropyl sulfone), of the structure ##STR29## diethanol sulfone, of the formula ##STR30## 1,2-ethanedisulfone, of the formula ##STR31## methyl s
- Suitable cyclic amines include those of the general formula ##STR33## wherein R is an optional substituent, preferably an alkyl, alcohol, hydroxy, or alkoxy substituent, preferably with from 1 to about 12 carbon atoms (such as methyl, ethyl, propyl, --(CH 2 ) x OH, with x being a number of from 1 to about 4, polyalkoxy groups of the formula (--[CH 2 ] y --O) x --[CH 2 --] y OH, with x being a number of from 0 to about 9 and y being a number of from 1 to about 4, branched polyalkoxy groups, or the like), m is an integer representing the number of substituents, and n is an integer of at least about 3, and preferably from about 3 to about 12. Additional examples of suitable substitutents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like.
- Suitable cyclic amines also include those of the general formula ##STR34## wherein R is an optional substituent, preferably an alkyl, alcohol, hydroxy, or alkoxy substituent, preferably with from 1 to about 12 carbon atoms (such as methyl, ethyl, propyl, --(CH 2 ) x OH, with x being a number of from 1 to about 4, polyalkoxy groups of the formula (--[CH 2 ] y --O) x --[CH 2 --] y OH, with x being a number of from 0 to about 9 and y being a number of from 1 to about 4, branched polyalkoxy groups, or the like), z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 2, and preferably from about 2 to about 11.
- substituents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like. Cyclic amines having two or more double bonds and/or two or more nitrogen atoms within the ring structure are also suitable.
- Suitable cyclic amines include cyclic polyamines, including those of the formula ##STR35## wherein R is an optional substituent, z is an integer representing the number of substituents, p, q, and r are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q+r is at least about 2, s is an integer of from 1 to about 4, and preferably is 1, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen.
- suitable substitutents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like.
- Suitable cyclic amines include cyclic polyamines of the formula ##STR36## wherein R is an optional substituent, z is an integer representing the number of substituents, m, n, and p are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of m+n+p is at least about 2, s is an integer of from 1 to about 4, and preferably is 1, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen. Cyclic polyamines having two or more double bonds within the ring structure are also suitable. Additional examples of suitable substitutents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like.
- Suitable cyclic amines include pyrrolidine, of the structure ##STR37## pyrazole, of the structure ##STR38## imidazole, of the structure ##STR39## triazoles, of the structures ##STR40## tetrazole, of the structure ##STR41## piperazines, of the structures ##STR42## substituted imidazoles, including alkyl and dialkyl substituted imidazoles, such as the methyl substituted imidazoles, ethyl substituted imidazoles, and dimethyl substituted imidazoles, of the structures ##STR43## substituted pyrazoles, including alkyl and dialkyl substituted pyrazoles, such as the methyl substituted pyrazoles and dimethyl substituted pyrazoles, of the structures ##STR44## hydroxy ethyl pyrazole, hydroxy ethyl imidazole, hydroxy ethyl piperazine, and polyethylene oxide substituted piperazine, of the structures ##STR3
- Suitable cyclic amides include those of the general formula ##STR46## wherein R is an optional substituent, preferably an alkyl, alcohol, or alkoxy substituent, preferably with from 1 to about 12 carbon atoms (such as methyl, ethyl, propyl, --(CH 2 ) x OH, wherein x is a number of from 1 to about 4, polyalkoxy groups of the formula (--[CH 2 ] y --O) x --[CH 2 --] y OH, with x being a number of from 0 to about 9 and y being a number of from 1 to about 4, branched alcohol, alkoxy, or polyalkoxy groups, or the like), m is an integer representing the number of substituents, and n is an integer of at least about 3, preferably from about 3 to about 15, and more preferably from about 3 to about 5, including those having one or more double bonds within the ring structure. Additional examples of suitable substitutents include sulfone groups, amine groups,
- Suitable cyclic amides include those of the formula ##STR47## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q is at least about 1, and s is an integer of from 1 to about 4, and preferably is 1.
- R is an optional substituent
- z is an integer representing the number of substituents
- p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q is at least about 1, and s is an integer of from 1 to about 4, and preferably is 1.
- Some specific compounds falling within this structure are also referred to as cyclic imides. Compounds having one or more double bonds within the ring structure are also suitable.
- Additional examples of suitable substituents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like.
- Suitable cyclic amides include those of the formula ##STR48## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q is at least about 1, s is an integer of from 1 to about 4, and preferably is 1, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen.
- R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen.
- suitable substitutents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups,
- Suitable cyclic amides include cyclic polyamides.
- Typical cyclic polyamides include those of the formulas ##STR49## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, r and s are each integers of from 1 to about 4, and preferably is 1, and R" and R'" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R" and R'" is hydrogen.
- suitable substituents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like.
- Suitable cyclic amides include 2-pyrrolidone, of the structure ##STR50## 2-piperidone (also called valerolactam), of the structure ##STR51## caprolactam, of the structure ##STR52## 2-azacyclooctanone, of the structure ##STR53## 2-azacyclononanone, of a structure similar to 2-azacyclooctanone except that it is a nine-membered ring instead of an eight-membered ring, tetrahydropyrimidone (also called propylene urea), of the structure ##STR54## 2-imidazolidone, of the structure ##STR55## succinimide, of the structure ##STR56## phthalimide, of the structure ##STR57## dimethyl hydantoin, of the structure ##STR58## as well as polymers based on dimethyl hydantoin, and the like, as well as substituted 2-pyrrolidones, substituted valerolactams, substitute
- diamides having at least one hydrogen atom bonded to a nitrogen atom.
- Suitable diamides include those of the formula ##STR59## wherein R 1 is selected from the group consisting of alkylene groups, substituted alkylene groups (including saturated, monounsaturated, and polyunsaturated, including benzyl and tolyl), preferably with from 1 to about 10 carbon atoms, arylene groups, substituted arylene groups (including phenyl, benzyl, and tolyl), preferably with from about 6 to about 12 carbon atoms, alcohol moieties, including ethanol and propanol, alkoxy moieties, polyalkoxy moieties, including polyethylene oxide and polypropylene oxide as well as branched polyalkoxy groups, and the like, as well as mixtures thereif, wherein R 2 , R 3 , R 4 , and R 5 are independently selected from the group consisting of hydrogen, alkyl groups, substituted alkyl groups (including saturated, monouns
- Suitable substituents include alkyl groups, hydroxy groups, alcohol groups, alkoxy groups, polyalkylene oxide groups, sulfone groups, amine groups, amide groups, and the like.
- suitable diamides include malonamide, of the structure ##STR60## succinamide, of the structure ##STR61## glutaramide, of the structure ##STR62## adipamide, of the structure ##STR63## and the like.
- alkoxy groups and polyalkoxy groups include those of the following formulas:
- n is an integer of from 1 to about 4 and m is an integer of from 0 to about 9;
- a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and m is an integer of from 0 to about 9;
- a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and m is an integer of from 0 to about 9;
- a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and m is an integer of from 0 to about 9;
- a and b are each integers of from 1 to about 4, c and d
- Specific examples include ethylene oxide groups, polyethylene oxide groups, n-propylene oxide groups, poly n-propylene oxide groups, isopropylene oxide groups, polyisopropylene oxide groups, n-butylene oxide groups, poly n-butylene oxide groups, and the like.
- imine and polyimine groups include those of the following formulas:
- l is an integer of from 1 to about 4 and k is an integer of from 0 to about 9;
- a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and k is an integer of from 0 to about 9;
- a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and k is an integer of from 0 to about 9;
- a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and k is an integer of from 0 to about 9;
- a and b are each integers of from 1 to about 4, c and d
- These amides can also have one or more substituents, such as alkyl groups (typically with from 1 to about 12 carbon atoms), substituted alkyl groups, aryl groups, substituted aryl groups, halogen atoms, sulfate groups, nitro groups, sulfone groups, amine groups, amide groups, acetyl groups, alcohol groups, alkoxy groups, polyalkoxy groups, or the like.
- substituents such as alkyl groups (typically with from 1 to about 12 carbon atoms), substituted alkyl groups, aryl groups, substituted aryl groups, halogen atoms, sulfate groups, nitro groups, sulfone groups, amine groups, amide groups, acetyl groups, alcohol groups, alkoxy groups, polyalkoxy groups, or the like.
- Suitable amides include formylethanolamine, of the formula ##STR84## acetylethanolamine, of the formula ##STR85## propionyl ethanolamine, of the formula ##STR86## formyl n-propanolamine, of the formula ##STR87## acetyl n-propanolamine, of the formula ##STR88## propionyl n-propanolamine, of the formula ##STR89## and the like.
- Compounds of these formulas are known, and are generally commercially available from suppliers such as Aldrich Chemical Company, Milwaukee, Wis.
- compounds such as formylethanolamine can be prepared by mixing ethyl formate and monoethanolamine together in approximately a 1 to 1 molar ratio and heating the mixture to about 80° C. to boil off the ethanol generated by the reaction, thus driving the reaction forward, as shown: ##STR90##
- Similar compounds can be prepared from other alkyl formates, such as propyl formate, butyl formate, and the like, and other alkanol amines, such as propanolamine, butanolamine, and the like.
- the total amount of cyclic amine and/or amide in the ink is any effective amount, typically from about 1 to about 50 percent by weight, and preferably from about 10 to about 20 percent by weight, although the amount can be outside these ranges.
- additives can also be present in the inks of the present invention.
- one or more surfactants or wetting agents can be added to the ink.
- These additives may be of the cationic, anionic, or nonionic types.
- Suitable surfactants and wetting agents include sodium lauryl sulfate, Tamol® SN, Tamol® LG, those of the Triton® series available from Rohm and Haas Company, those of the Marasperse® series, those of the Igepal® series available from GAF Company, those of the Tergitol® series, and other commercially available surfactants.
- These surfactants and wetting agents are present in effective amounts, generally from 0 to about 15 percent by weight, and preferably from about 0.01 to about 8 percent by weight, although the amount can be outside of this range.
- Polymeric additives can also be added to the inks of the present invention to enhance the viscosity of the ink and the stability of the pigment particles and to reduce the rate of agglomeration and precipitation of the particles.
- Water soluble polymers such as Gum Arabic, polyacrylate salts, polymethacrylate salts, polyvinyl alcohols, hydroxy propylcellulose, hydroxyethylcellulose, polyvinylpyrrolidinone, polyvinylether, starch, polysaccharides, and the like are particularly useful for stabilizing pigment particles in a water based liquid vehicle such as water or a mixture of water and a water miscible organic liquid.
- Polymeric stabilizers may be present in the ink of the present invention in amounts of from 0 to about 10 percent by weight, and preferably from about 0.01 to about 5 percent by weight, although the amount can be outside of this range.
- biocides such as Dowicil 150, 200, and 75, benzoate salts, sorbate salts, and the like, present in an amount of from about 0.0001 to about 4 percent by weight, and preferably from about 0.01 to about 2.0 percent by weight, pH controlling agents such as acids or, bases, phosphate salts, carboxylates salts, sulfite salts, amine salts, and the like, present in an amount of from 0 to about 1 percent by weight and preferably from about 0.01 to about 1 percent by weight, or the like.
- biocides such as Dowicil 150, 200, and 75, benzoate salts, sorbate salts, and the like, present in an amount of from about 0.0001 to about 4 percent by weight, and preferably from about 0.01 to about 2.0 percent by weight
- pH controlling agents such as acids or, bases, phosphate salts, carboxylates salts, sulfite salts, amine salts, and the like, present in an amount of from 0 to about 1 percent by weight and
- the ink compositions of the present invention are generally of a viscosity suitable for use in thermal ink jet printing processes.
- the ink viscosity is no more than about 5 centipoise, and preferably is from about 1 to about 2.5 centipoise.
- Ink compositions of the present invention can be prepared by any suitable process.
- the inks are prepared by simple mixing of the ingredients.
- One process entails mixing all of the ink ingredients together and filtering the mixture to obtain an ink.
- Inks of the present invention can be prepared by preparing a conventional ink composition according to any desired process, such as by mixing the ingredients, heating if desired, and filtering, followed by adding the ink additive of the present invention to the mixture and mixing at room temperature with moderate shaking until a homogeneous mixture is obtained, typically from about 5 to about 10 minutes.
- the ink additive of the present invention can be mixed with the other ink ingredients during the ink preparation process, which takes place according to any desired procedure, such as by mixing all the ingredients, heating if desired, and filtering.
- the present invention is also directed to a process which entails incorporating an ink composition of the present invention into an ink jet printing apparatus and causing droplets of the ink composition to be ejected in an imagewise pattern onto a substrate.
- the printing apparatus employs a thermal ink jet process wherein the ink in the nozzles is selectively heated in an imagewise pattern, thereby causing droplets of the ink to be ejected in imagewise pattern.
- any suitable substrate can be employed, including plain papers such as Xerox® 4024 papers, ruled notebook paper, bond paper, silica coated papers such as Sharp Company silica coated paper, JuJo paper, and the like, transparency materials, fabrics, textile products, plastics, polymeric films, inorganic substrates such as metals and wood, and the like.
- the process entails printing onto a porous or ink absorbent substrate, such as plain paper.
- Ink compositions with the following compositions (percentages are by weight) were prepared by simple mixing of the ingredients at room temperature. The inks were then hand coated onto Xerox® Series 10 paper with a #7 wire rod and with a ruling pen to form both line images and solid area images. Waterfastness was evaluated on the wire side of the paper by running deionized water over the coated areas and comparing those areas to coated areas which had not been exposed to the water.
- inks 1 through 16 generally exhibit superior waterfastness compared to ink 17, which contains no sulfone component and inks 18 through 20, which contain no cyclic amine or cyclic amide component. It is believed that when inks 1 through 16 are incorporated into a thermal ink jet printing apparatus and jetted onto a plain paper substrate to form images, high quality, high resolution, waterfast images will be obtained.
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Abstract
Disclosed is an ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of cyclic amines having at least one hydrogen atom bonded to a nitrogen atom, cyclic amides having at least one hydrogen atom bonded to a nitrogen atom, diamides having at least one hydrogen atom bonded to a nitrogen atom, polyalkoxy-substituted amides having at least one hydrogen atom bonded to a nitrogen atom, polyimine-substituted amides having at least one hydrogen atom bonded to a nitrogen atom, and mixtures thereof. Also disclosed is an ink jet printing process employing these inks.
Description
This application is a continuation-in-part of copending application U.S. Ser. No. 07/738,024 filed Jul. 30, 1991, now U.S. Pat. No. 5,223,026 entitled "Ink Jet Compositions and Processes", the disclosure of which is totally incorporated herein by reference.
The present invention is directed to ink compositions. More specifically, the present invention is directed to waterfast ink compositions particularly suited for ink jet printing processes. One embodiment of the present invention is directed to an ink composition which comprises water, a water-soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of cyclic amines having at least one hydrogen atom bonded to a nitrogen atom, cyclic amides having at least one hydrogen atom bonded to a nitrogen atom, diamides having at least one hydrogen atom bonded to a nitrogen atom, polyalkoxy-substituted or polyimine-substituted amides having at least one hydrogen atom bonded to a nitrogen atom, and mixtures thereof.
Ink compositions for ink jet printing are known. For example, U.S. Pat. No. 5,017,227 (Koike et al.) discloses a recording liquid comprising dyes and a liquid medium, wherein the dyes include a black dye and at least one water-soluble dye of a magenta dye and a yellow dye in combination. The black dye is selected from the group C.I. Food Black 1, C.I. Acid Black 140, and C.I. Acid Black 187. The liquid medium is water-based, and can contain a water-soluble organic solvent. Examples of water-soluble organic solvents include alkyl alcohols having 1 to 5 carbon atoms, amides such as dimethylformamide and dimethylacetamide, ketones or ketoalcohols such as acetone or diacetone alcohol, ethers such as tetrahydrofuran and dioxane, polyalkylene glycols such as polyethylene glycol and polypropylene glycol, alkylene glycols comprising an alkylene group having 2 to 6 carbon atoms, glycerol, lower alkyl ethers of polyhydric alcohols, lower dialkyl ethers of polyhydric alcohols, sulfolane, N-methyl-2-pyrrolidone, and 1,3-dimethyl-2-imidazolidinone.
U.S. Pat. No. 5,017,223 (Kobayashi et al.) is directed to a recording material including at least a liquid dispersion medium and an electrolyte contained therein, the electrolyte providing substantially no halogen ion in the liquid dispersion medium under electrolytic dissociation and the recording material being capable of changing its adhesiveness when imparted with a voltage by means of a pair of electrodes, thereby to adhere selectively to either one of the pair of electrodes. The liquid dispersion medium preferably comprises a polyhydric alcohol or polyol solvent. Also suitable are water, triethanolamine, formamide, dimethylformamide, dimethylsulfoxide, N-methyl-2-pyrrolidone, 1,3-dimethylimidazolidinone, N-methylacetamide, ethylene carbonate, acetamide, succinonitrile, dimethylsulfoxide, sulfolane, furfuryl alcohol, N,N-dimethylformamide, 2-ethoxyethanol, hexamethylphosphoric amide, 2-nitropropane, nitroethane, gamma-butyrolactone, propylene carbonate, and the like. These compounds may be used singly or as a mixture of two or more species.
U.S. Pat. No. 4,836,851 (Pawlowski et al.) discloses a dye used in ink compositions for ink jet printing which comprises an aromatic dye molecule having attached to the backbone thereof from one to four polyhydroxyl-substituted groups of specific formulae. The dyes have improved water solubility and improved interaction with paper. The dyes are useful in ink compositions comprising the dye, water, and a water miscible organic solvent. Examples of organic solvents include diethylene glycol, triethylene glycol, polyethylene glycol, propylene glycol, monomethyl ether, 1,2-dimethoxypropane, an alcohol such as methanol, sulfolane, formamide, N-methyl-2-pyrrolidone, propylene carbonate, oxidipropionitrile, or mixtures thereof.
U.S. Pat. No. 4,790,880 (Miller) discloses an ink suitable for use in ink jet printers including (a) a vehicle comprising at least one member selected from the group consisting of water and a water soluble nonaqueous component, and (b) an anionic dye having cations associated therewith. The ink further includes a macrocyclic polyether associated with the cations, the macrocyclic polyether having binding sites and a cavity size suitable for complexing the cations. The ink composition evicences reduced crusting, increased fade resistance, and reduced kogation. The ink vehicle can include water and/or one or more glycols, and may also comprise water and one or more other water soluble nonaqueous components. Examples of other water soluble nonaqueous components include short chain alcohols such as isopropanol, alkanol amines, such as mono, di, and triethanolamine, amides, such as formamide and dimethyl formamide, sulfoxides such as dimethylsulfoxide, sulfones such as sulfolane, and heterocyclic amines such as N-methyl-2-pyrrolidone and 1,3-dimethylimidazolidinone.
U.S. Pat. No. 4,627,875 (Kobayashi et al.) discloses a recording liquid which comprises C.I. Acid Red 8 as a recording agent for forming an image and a liquid medium comprising at least (a) a member selected from the group consisting of polyethylene glycol, polyethylene glycol monomethyl ether, and a mixture thereof, (b) a member selected from the group consisting of diethylene glycol, sulfolane, and a mixture thereof, (c) a member selected from the group consisting of N-methyl-2-pyrrolidone, 1,3-dimethyl-2-imidazolidinone, and a mixture thereof, and (d) water.
U.S. Pat. No. 4,585,484 (Haruta et al.) discloses a recording liquid comprising a dye selected from C.I. Direct Blue 199, C.I. Direct Yellow 86, and C.I. Food Black 2 as the recording agent for forming an image and a liquid medium for dissolving or dispersing the recording agent therein, the liquid medium comprising at least (a) either one or both of polyethylene glycol and polyethylene glycol monomethyl ether, (b) either one or both of diethylene glycol and sulfolane, (c) either one or both of N-methyl-2-pyrrolidone and 1,3-dimethyl-2-imidazolidinone, and (d) water.
U.S. Pat. No. 4,840,674 (Schwarz) discloses an ink composition which comprises a major amount of water, an organic solvent selected from the group consisting of tetramethylene sulfone, 1,1,3,3-tetramethyl urea, 3-methyl sulfolane, and 1,3-dimethyl-2-imidazolidone, which solvent has permanently dissolved therein spirit soluble dyes.
U.S. Pat. No. 5,108,503 (Hindagolla et al.) discloses inks for ink jet printing having improved water resistance and smear resistance when they contain from about 2.5 to 25 percent by weight, preferably from about 7.5 to about 12.5 percent by weight, of 2-pyrrolidone, N-(2-hydroxyethyl)-2-pyrrolidone, or mixtures thereof.
Copending application U.S. Ser. No. 07/738,024, entitled "Ink Jet Compositions and Processes", with the named inventor William M. Schwarz, filed Jul. 30, 1991, the disclosure of which is totally incorporated herein by reference, discloses a thermal ink jet printing process which comprises incorporating into a thermal ink jet printing apparatus an ink composition comprising a colorant and a liquid vehicle which comprises a mixture of water and an organic component selected from the group consisting of: (1) cyclic amides of the formula ##STR1## wherein n is a number from 2 to about 12; R is hydrogen, alkyl or substituted alkyl with from 1 to about 6 carbon atoms, a polyethoxy group of the formula
(--CH.sub.2 --CH.sub.2 --O).sub.m --CH.sub.2 --CH.sub.2 --OH
with m being a number of from 0 to about 9, or a polyimine group of the formula
(--CH.sub.2 --CH.sub.2 --NH).sub.k --CH.sub.2 --CH.sub.2 --NH.sub.2
with k being a number of from 0 to about 9; R' represents one or more substituents that can replace hydrogen in any of the hydrocarbon portions of the molecule, and is an alkyl group, a halogen atom, a sulfate group, a nitro group, a sulfone group, an amide group, or an acetyl group, wherein x is a number of from 0 to 2n+2; (2) a cyclic amide of the formula ##STR2## wherein n is a number of from 1 to about 12, R is a cyclohexyl group or a butyl group, and R' represents one or more substituents that can replace hydrogen in any of the hydrocarbon portions of the molecule, and is an alkyl group, a halogen atom, a sulfate group, a nitro group, a sulfone group, an amide group, or an acetyl group, wherein x is a number of from 0 to 2n+2; (3) cyclic esters of the formula ##STR3## wherein n is a number of from 1 to about 12, R represents one or more substituents that can replace hydrogen in any of the hydrocarbon portions of the molecule, and is an alkyl group, a halogen atom, a sulfate group, a nitro group, a sulfone group, an amide group, or an acetyl group, wherein x is a number of from 0 to 2n+2; (4) amides of the formula ##STR4## wherein R and R' are hydrogen atoms, alkyl groups, or substituted alkyl groups with from 2 to about 20 carbon atoms, polyethoxy groups of the formula
(--CH.sub.2 --CH.sub.2 --O).sub.m --CH.sub.2 --CH.sub.2 --OH
with m being a number of from 0 to about 9, or polyimine groups of the formula
(--CH.sub.2 --CH.sub.2 --NH).sub.k --CH.sub.2 --CH.sub.2 --NH.sub.2
with k being a number of from 0 to about 9, wherein R and R' can be bonded to each other to form a ring, and wherein R" is hydrogen or alkyl, with alkyl preferably having from 1 to about 20 carbon atoms; and mixtures thereof; and heating selected nozzles in the printing apparatus containing the ink, thereby causing droplets of the ink to be ejected in an imagewise pattern onto a substrate.
Although known ink compositions and ink jet printing processes are suitable for their intended purposes, a need remains for ink compositions with enhanced waterfastness. In addition, there is a need for waterfast inks with lowered viscosity. Further, a need exists for waterfast inks which generate images exhibiting enhanced edge sharpness. Additionally, there is a need for waterfast inks with enhanced drying rates. There is also a need for ink compositions which exhibit high frequency response in ink jet printing systems. A need also exists for ink compositions exhibiting both relatively low viscosity and relatively high surface tension. In addition, there is a need for ink compositions which do not exhibit rapid drying or clogging within the nozzles of an ink jet printer. Further, there is a need for ink compositions which exhibit good shelf stability. Additionally, there is a need for ink compositions wherein the ink components do not react with each other to any significant degree over time.
It is an object of the present invention to provide an ink composition with at least some of the above advantages.
It is another object of the present invention to provide ink compositions with enhanced waterfastness.
It is yet another object of the present invention to provide waterfast inks with lowered viscosity.
It is still another object of the present invention to provide waterfast inks which generate images exhibiting enhanced edge sharpness.
Another object of the present invention is to provide waterfast inks with enhanced drying rates.
Yet another object of the present invention is to provide ink compositions which exhibit high frequency response in ink jet printing systems.
Still another object of the present invention is to provide ink compositions exhibiting both relatively low viscosity and relatively high surface tension.
It is another object of the present invention to provide ink compositions which do not exhibit rapid drying or clogging within the nozzles of an ink jet printer.
It is yet another object of the present invention to provide ink compositions which exhibit good shelf stability.
It is still another object of the present invention to provide ink compositions wherein the ink components do not react with each other to any significant degree over time.
These and other objects of the present invention (or specific embodiments thereof) can be achieved by providing an ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of cyclic amines having at least one hydrogen atom bonded to a nitrogen atom, cyclic amides having at least one hydrogen atom bonded to a nitrogen atom, diamides having at least one hydrogen atom bonded to a nitrogen atom, polyalkoxy-substituted amides having at least one hydrogen atom bonded to a nitrogen atom, polyimine-substituted amides having at least one hydrogen atom bonded to a nitrogen atom, and mixtures thereof, wherein at least one of the first and second components is a solid at 25° C. Another embodiment of the present invention is directed to an ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of (a) sulfones of the formula ##STR5## wherein R1 and R2 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties; (b) cyclic sulfones of the formula ##STR6## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 4; (c) cyclic sulfones of the formula ##STR7## wherein R is a substituent selected from the group consisting of alkyl, hydroxy, alcohol, or alkoxy, m is an integer representing the number of substituents, and n is an integer of at least about 2; (d) cyclic sulfones of the formula ##STR8## wherein R is an optional substituent, x is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 1; (e) polysulfones; (f) cyclic polysulfones; (g) sulfonamides; and (h) mixtures thereof, and a second component selected from the group consisting of (a) cyclic amines having at least one hydrogen atom bonded to a nitrogen atom; (b) cyclic amides having at least one hydrogen atom bonded to a nitrogen atom; (c) diamides having at least one hydrogen atom bonded to a nitrogen atom; (d) amides of the formula ##STR9## wherein R is a hydrogen atom or an alkyl group and R' is selected from the group consisting of alkoxy groups, polyalkoxy groups, imine groups, and polyimine groups. Yet another embodiment of the present invention is directed to an ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of (a) cyclic amines; (b) cyclic polyamines; (c) cyclic amides of the formula ##STR10## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 4; (d) cyclic amides of the formula ##STR11## wherein R is a substituent selected from the group consisting of alkyl, alcohol, hydroxy, and alkoxy, m is an integer representing the number of substituents, and n is an integer of at least about 3; (e) cyclic amides of the formula ##STR12## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q is at least about 1, and s is an integer of from 1 to about 4; (f) cyclic amides of the formula ##STR13## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q is at least about 1, s is an integer of from 1 to about 4, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen; (g) cyclic polyamides; (h) diamides having at least one hydrogen atom bonded to a nitrogen atom; (i) amides of the formula, ##STR14## wherein R is a hydrogen atom or an alkyl group and R' is selected from the group consisting of alkoxy groups, polyalkoxy groups, imine groups, and polyimine groups.
The ink compositions of the present invention generally comprise a water soluble dye and a liquid medium comprising water and at least two other components. Generally, any effective water soluble dye, such as one of the Direct dyes, the Acid dyes, the Basic dyes, the Food dyes, or the like can be selected as the colorant, provided that it is compatible with the other ink components and is soluble in the liquid vehicle. Preferably, the dye exhibits a solubility in water of more than one gram of dye per 100 milliliters of water, more preferably exhibits a solubility in water of at least 2 grams of dye per 100 milliliters of water, and even more preferably a solubility of at least 10 grams of dye per 100 milliliters of water. Examples of suitable dyes includes BASF X-34, Food Black No. 2, Food Red No. 40, Food Blue No. 1, Food Yellow No. 7, Carodirect Turquoise FBL Supra Conc. (Direct Blue 199), available from Carolina Color and Chemical, Special Fast Turquoise 8GL Liquid (Direct Blue 86), available from Mobay Chemical, Intrabond Liquid Turquoise GLL (Direct Blue 86), available from Crompton and Knowles, Pylam Certified D&C Red #28 (Acid Red 92), available from Pylam, Direct Brill Pink B Ground Crude, available from Crompton & Knowles, Tartrazine Extra Conc. (FD&C Yellow #5, Acid Yellow 23), available from Sandoz, Carodirect Yellow RL (Direct Yellow 86), available from Carolina Color and Chemical, D&C Yellow #10 (Acid Yellow 3), available from Tricon, Basacid Black X34, available from BASF, Carta Black 2GT, available from Sandoz, Inc., Direct Brilliant Pink B (Crompton-Knolls), the Pro-Jet series of dyes available from ICI, including Pro-Jet Yellow I (Direct Yellow 86), Pro-Jet Magenta I (Acid Red 249), Pro-Jet Cyan I (Direct Blue 199), Pro-Jet Black I (Direct Black 168), Pro-Jet Yellow 1-G (Direct Yellow 132), Aminyl Brilliant Red F-B, available from Sumitomo Chemical Co. (Japan), the Duasyn line of "salt-free" dyes available from Hoechst, such as Duasyn Direct Black HEF-SF (Direct Black 168 ), Duasyn Direct Yellow 6G-SF VP216 (Direct Yellow 157), Duasyn Acid Yellow XX-SF VP413 (Acid Yellow 23), Duasyn Rhodamine B-SF VP353 (Acid Red 52), Duasyn Direct Turquoise Blue FRL-SF VP368 (Direct Blue 199), Duasyn Acid Blue AE-SF VP344 (Acid Blue 9), and the like. Dyes that are invisible to the naked eye but detectable when exposed to radiation outside the visible wavelength range (such as ultraviolet or infrared radiation) are also suitable. The dye is present in the ink composition in any effective amount, generally from about 1 to about 15 percent by weight, and preferably from about 2 to about 7 percent by weight (wherein the amount refers to the amount of dye molecules present in the ink), although the amount can be outside of this range.
The liquid medium generally comprises water, a sulfone component, and a component which is either a cyclic amine or an amide or a mixture of both. Suitable sulfones include those of the general formula ##STR15## wherein R1 and R2 are independently selected from the group consisting of substituted and unsubstituted aliphatic hydrocarbons (including saturated, monounsaturated, and polyunsaturated, including benzyl and tolyl), preferably with from 1 to about 10 carbon atoms, substituted and unsubstituted aromatic hydrocarbons, preferably with from about 6 to about 12 carbon atoms (including phenyl, benzyl, and tolyl), alcohol moieties, including ethanol and propanol, alkoxy moieties, and polyalkoxy moieties, including polyethylene oxide, polypropylene oxide, and polybutylene oxide, as well as branched alcohol, alkoxy, and polyalkoxy groups. Suitable substituents include alkyl groups, hydroxy groups, alcohol groups, alkoxy groups, polyalkylene oxide groups, sulfone groups, amine groups, amide groups, and the like. Also suitable are cyclic sulfones, including those of the general formula ##STR16## wherein R is an optional substituent, preferably an alkyl, hydroxy, alcohol, or alkoxy substituent, preferably with from 1 to about 12 carbon atoms (such as methyl, ethyl, propyl, --CH2 CH2 OH, polyalkoxy groups of the formula ([--CH2 ]y --O)x --[CH2 --]y OH, with x being a number of from 0 to about 9 and y being a number of from 1 to about 4, branched alcohol, alkoxy, and polyalkoxy groups, or the like), m is an integer representing the number of substituents, and n is an integer of at least about 2, preferably of at least about 3, and more preferably of from about 3 to about 5, and those of the general formula ##STR17## wherein R is an optional substituent, preferably an alkyl, hydroxy, alcohol, alkoxy, or polyalkoxy substituent, preferably with from 1 to about 12 carbon atoms (such as methyl, ethyl, propyl, --(CH2)x OH, with x being a number of from 1 to about 4, polyalkoxy groups of the formula ([--CH2 ]y --O)x --[CH2 --]y OH, with x being a number of from 0 to about 9 and y being a number of from 1 to about 4, branched alcohol, alkoxy, and polyalkoxy groups, or the like), z is an integer representing the number of substituents (multiply substituted species are suitable, such as 2,4-dimethylsulfolane), and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 1, preferably at least about 2, and more preferably from about 2 to about 4, are also suitable, including cyclic sulfones having two or more double bonds within the ring structure.
Polysulfones are also suitable sulfones for the present invention. Typical polysulfones include those of the formula ##STR18## wherein R3, R4, and R5 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties, and wherein x is an integer of from 1 to about 4. R3, R4, and R5 can be selected from substituted and unsubstituted aliphatic hydrocarbons (including saturated, monounsaturated, and polyunsaturated, including benzyl and tolyl), preferably with from 1 to about 10 carbon atoms, substituted and unsubstituted aromatic hydrocarbons, preferably with from about 6 to about 12 carbon atoms (including phenyl, benzyl, and tolyl), alcohol moieties, including ethanol and propanol, alkoxy moieties, and polyalkoxy moieties, including polyethylene oxide and polypropylene oxide as well as branched alcohol, alkoxy, and polyalkoxy groups. Suitable substituents include alkyl groups, hydroxy groups, alcohol groups, alkoxy groups, polyalkylene oxide groups, sulfone groups, amine groups, amide groups, and the like.
In addition, cyclic polysulfones are suitable, including those of the formula ##STR19## wherein R is an optional substituent, z is an integer representing the number of substituents, and p, q, and r are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q+r is at least about 2, and s is an integer of from 1 to about 4.
Sulfonamides are also suitable as the sulfone component of the present invention. Typical sulfonamides are of the formula ##STR20## wherein R and R' are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties.
Examples of suitable sulfones include sulfolane, of the structure ##STR21## methyl sulfone (also called dimethyl sulfone), of the structure ##STR22## ethyl sulfone (also called diethyl sulfone), of the structure ##STR23## diphenyl sulfone, of the structure ##STR24## sulfolene, of the structure ##STR25## methyl ethyl sulfone, of the structure ##STR26## methyl decyl sulfone, of the structure ##STR27## decyl sulfone (also called didecyl sulfone), of the structure ##STR28## propyl sulfone (also called dipropyl sulfone), of the structure ##STR29## diethanol sulfone, of the formula ##STR30## 1,2-ethanedisulfone, of the formula ##STR31## methyl sulfonamide, of the formula ##STR32## dibutyl sulfone, dipentyl sulfone, dihexyl sulfone, diheptyl sulfone, dioctyl sulfone, dinonyl sulfone, dipolyethylene sulfone, dipolypropylene sulfone, methyl propyl sulfone, methyl butyl sulfone, methyl pentyl sulfone, methyl hexyl sulfone, methyl heptyl sulfone, methyl octyl sulfone, methyl nonyl sulfone, ethyl propyl sulfone, ethyl butyl sulfone, ethyl pentyl sulfone, ethyl hexyl sulfone, ethyl heptyl sulfone, ethyl octyl sulfone, ethyl nonyl sulfone, ethyl decyl sulfone, propyl butyl sulfone, propyl pentyl sulfone, propyl hexyl sulfone, propyl heptyl sulfone, propyl octyl sulfone, propyl nonyl sulfone, propyl decyl sulfone, butyl pentyl sulfone, butyl hexyl sulfone, butyl heptyl sulfone, butyl octyl sulfone, butyl nonyl sulfone, butyl deyl sulfone, pentyl hexyl sulfone, pentyl heptyl sulfone, pentyl octyl sulfone, pentyl nonyl sulfone, pentyl decyl sulfone, hexyl heptyl sulfone, hexyl octyl sulfone, hexyl nonyl sulfone, hexyl decyl sulfone, heptyl octyl sulfone, heptyl nonyl sulfone, heptyl decyl sulfone, octyl nonyl sulfone, octyl decyl sulfone, nonyl decyl sulfone, diphenyl sulfone, methyl phenyl sulfone, ethyl phenyl sulfone, propyl phenyl sulfone, butyl phenyl sulfone, pentyl phenyl sulfone, hexyl phenyl sulfone, heptyl phenyl sulfone, octyl phenyl sulfone, nonyl phenyl sulfone, decyl phenyl sulfone, phenyl benzyl sulfone, dibenzyl sulfone, tolyl benzyl sulfone, ditolyl sulfone, methyl benzyl sulfone, ethyl benzyl sulfone, propyl benzyl sulfone, butyl benzyl sulfone, pentyl benzyl sulfone, hexyl benzyl sulfone, heptyl benzyl sulfone, octyl benzyl sulfone, nonyl benzyl sulfone, decyl benzyl sulfone, methyl tolyl sulfone, ethyl tolyl sulfone, propyl tolyl sulfone, butyl tolyl sulfone, pentyl tolyl sulfone, hexyl tolyl sulfone, heptyl tolyl sulfone, octyl tolyl sulfone, nonyl tolyl sulfone, decyl tolyl sulfone, dipolyoxyethylene sulfone, methyl polyoxyethylene sulfone, ethyl polyoxyethylene sulfone, propyl polyoxyethylene sulfone, butyl polyoxyethylene sulfone, pentyl polyoxyethylene sulfone, hexyl polyoxyethylene sulfone, heptyl polyoxyethylene sulfone, octyl polyoxyethylene sulfone, nonyl polyoxyethylene sulfone, decyl polyoxyethylene sulfone, phenyl polyoxyethylene sulfone, benzyl polyoxyethylene sulfone, tolyl polyoxyethylene sulfone, methyl ethanol sulfone, ethyl ethanol sulfone, propyl ethanol sulfone, butyl ethanol sulfone, pentyl ethanol sulfone, hexyl ethanol sulfone, heptyl ethanol sulfone, octyl ethanol sulfone, nonyl ethanol sulfone, decyl ethanol sulfone, phenyl ethanol sulfone, benzyl ethanol sulfone, tolyl ethanol sulfone, polyoxyethylene ethanol sulfone, dipropanol sulfone, methyl propanol sulfone, ethyl propanol sulfone, propyl propanol sulfone, butyl propanol sulfone, pentyl propanol sulfone, hexyl propanol sulfone, heptyl propanol sulfone, octyl propanol sulfone, nonyl propanol sulfone, decyl propanol sulfone, phenyl propanol sulfone, benzyl propanol sulfone, tolyl propanol sulfone, polyoxyethylene propanol sulfone, ethanol propanol sulfone, dipolyoxypropylene sulfone, methyl polyoxypropylene sulfone, ethyl polyoxypropylene sulfone, propyl polyoxypropylene sulfone, butyl polyoxypropylene sulfone, pentyl polyoxypropylene sulfone, hexyl polyoxypropylene sulfone, heptyl polyoxypropylene sulfone, octyl polyoxypropylene sulfone, nonyl polyoxypropylene sulfone, decyl polyoxypropylene sulfone, phenyl polyoxypropylene sulfone, benzyl polyoxypropylene sulfone, tolyl polyoxypropylene sulfone, ethanol polyoxypropylene sulfone, propanol polyoxypropylene sulfone, polyoxyethylene polyoxypropylene sulfone, and the like, as well as mixtures thereof. The sulfone component is present in the ink in any effective amount, typically from about 1 to about 50 percent by weight, and preferably from about 10 to about 20 percent by weight, although the amount can be outside these ranges.
Suitable cyclic amines include those of the general formula ##STR33## wherein R is an optional substituent, preferably an alkyl, alcohol, hydroxy, or alkoxy substituent, preferably with from 1 to about 12 carbon atoms (such as methyl, ethyl, propyl, --(CH2)x OH, with x being a number of from 1 to about 4, polyalkoxy groups of the formula (--[CH2 ]y --O)x --[CH2 --]y OH, with x being a number of from 0 to about 9 and y being a number of from 1 to about 4, branched polyalkoxy groups, or the like), m is an integer representing the number of substituents, and n is an integer of at least about 3, and preferably from about 3 to about 12. Additional examples of suitable substitutents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like.
Suitable cyclic amines also include those of the general formula ##STR34## wherein R is an optional substituent, preferably an alkyl, alcohol, hydroxy, or alkoxy substituent, preferably with from 1 to about 12 carbon atoms (such as methyl, ethyl, propyl, --(CH2)x OH, with x being a number of from 1 to about 4, polyalkoxy groups of the formula (--[CH2 ]y --O)x --[CH2 --]y OH, with x being a number of from 0 to about 9 and y being a number of from 1 to about 4, branched polyalkoxy groups, or the like), z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 2, and preferably from about 2 to about 11. Additional examples of suitable substituents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like. Cyclic amines having two or more double bonds and/or two or more nitrogen atoms within the ring structure are also suitable.
Further examples of suitable cyclic amines include cyclic polyamines, including those of the formula ##STR35## wherein R is an optional substituent, z is an integer representing the number of substituents, p, q, and r are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q+r is at least about 2, s is an integer of from 1 to about 4, and preferably is 1, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen. Additional examples of suitable substitutents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like.
Additional examples of suitable cyclic amines include cyclic polyamines of the formula ##STR36## wherein R is an optional substituent, z is an integer representing the number of substituents, m, n, and p are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of m+n+p is at least about 2, s is an integer of from 1 to about 4, and preferably is 1, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen. Cyclic polyamines having two or more double bonds within the ring structure are also suitable. Additional examples of suitable substitutents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like.
Specific examples of suitable cyclic amines include pyrrolidine, of the structure ##STR37## pyrazole, of the structure ##STR38## imidazole, of the structure ##STR39## triazoles, of the structures ##STR40## tetrazole, of the structure ##STR41## piperazines, of the structures ##STR42## substituted imidazoles, including alkyl and dialkyl substituted imidazoles, such as the methyl substituted imidazoles, ethyl substituted imidazoles, and dimethyl substituted imidazoles, of the structures ##STR43## substituted pyrazoles, including alkyl and dialkyl substituted pyrazoles, such as the methyl substituted pyrazoles and dimethyl substituted pyrazoles, of the structures ##STR44## hydroxy ethyl pyrazole, hydroxy ethyl imidazole, hydroxy ethyl piperazine, and polyethylene oxide substituted piperazine, of the structures ##STR45## substituted pyrrolidines, such as methyl substituted pyrrolidines, dimethyl substituted pyrrolidines, hydroxyethyl substituted pyrrolidines, polyethylene oxide substituted pyrrolidines, polyalkylene oxide substituted pyrrolidines, polyalkylene oxide substituted imidazoles, polyalkylene oxide substituted pyrazoles, polyalkylene oxide substituted triazoles, polyalkylene oxide substituted tetrazoles, and the like, as well as mixtures thereof.
Suitable cyclic amides include those of the general formula ##STR46## wherein R is an optional substituent, preferably an alkyl, alcohol, or alkoxy substituent, preferably with from 1 to about 12 carbon atoms (such as methyl, ethyl, propyl, --(CH2)x OH, wherein x is a number of from 1 to about 4, polyalkoxy groups of the formula (--[CH2 ]y --O)x --[CH2 --]y OH, with x being a number of from 0 to about 9 and y being a number of from 1 to about 4, branched alcohol, alkoxy, or polyalkoxy groups, or the like), m is an integer representing the number of substituents, and n is an integer of at least about 3, preferably from about 3 to about 15, and more preferably from about 3 to about 5, including those having one or more double bonds within the ring structure. Additional examples of suitable substitutents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like.
Additional examples of suitable cyclic amides include those of the formula ##STR47## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q is at least about 1, and s is an integer of from 1 to about 4, and preferably is 1. Some specific compounds falling within this structure are also referred to as cyclic imides. Compounds having one or more double bonds within the ring structure are also suitable. Additional examples of suitable substituents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like.
Further examples of suitable cyclic amides include those of the formula ##STR48## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q is at least about 1, s is an integer of from 1 to about 4, and preferably is 1, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen. Compounds having one or more double bonds within the ring structure are also suitable. Additional examples of suitable substitutents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like.
Additional examples of suitable cyclic amides include cyclic polyamides. Typical cyclic polyamides include those of the formulas ##STR49## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, r and s are each integers of from 1 to about 4, and preferably is 1, and R" and R'" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R" and R'" is hydrogen. Additional examples of suitable substituents include sulfone groups, amine groups, amide groups, aryl groups, substituted aryl groups, and the like.
Specific examples of suitable cyclic amides include 2-pyrrolidone, of the structure ##STR50## 2-piperidone (also called valerolactam), of the structure ##STR51## caprolactam, of the structure ##STR52## 2-azacyclooctanone, of the structure ##STR53## 2-azacyclononanone, of a structure similar to 2-azacyclooctanone except that it is a nine-membered ring instead of an eight-membered ring, tetrahydropyrimidone (also called propylene urea), of the structure ##STR54## 2-imidazolidone, of the structure ##STR55## succinimide, of the structure ##STR56## phthalimide, of the structure ##STR57## dimethyl hydantoin, of the structure ##STR58## as well as polymers based on dimethyl hydantoin, and the like, as well as substituted 2-pyrrolidones, substituted valerolactams, substituted caprolactams, substituted 2-azacyclooctanones, substituted 2-azacyclononanones, substituted tetrahydropyrimidones, substituted 2-imidazolidones, substituted succinimides, substituted phthalimides, substituted dimethyl hydantoins, and the like.
Also suitable for the present invention are diamides having at least one hydrogen atom bonded to a nitrogen atom. Suitable diamides include those of the formula ##STR59## wherein R1 is selected from the group consisting of alkylene groups, substituted alkylene groups (including saturated, monounsaturated, and polyunsaturated, including benzyl and tolyl), preferably with from 1 to about 10 carbon atoms, arylene groups, substituted arylene groups (including phenyl, benzyl, and tolyl), preferably with from about 6 to about 12 carbon atoms, alcohol moieties, including ethanol and propanol, alkoxy moieties, polyalkoxy moieties, including polyethylene oxide and polypropylene oxide as well as branched polyalkoxy groups, and the like, as well as mixtures thereif, wherein R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, substituted alkyl groups (including saturated, monounsaturated, and polyunsaturated, including benzyl and tolyl), preferably with from 1 to about 10 carbon atoms, aryl groups, substituted aryl groups (including phenyl, benzyl, and tolyl), preferably with from about 6 to about 12 carbon atoms, alcohol moieties, including ethanol and propanol, alkoxy moieties, polyalkoxy moieties, including polyethylene oxide and polypropylene oxide as well as branched polyalkoxy groups, and the like, as well as mixtures thereof, and wherein at least one of R2, R3, R4, and R5 is a hydrogen atom. Suitable substituents include alkyl groups, hydroxy groups, alcohol groups, alkoxy groups, polyalkylene oxide groups, sulfone groups, amine groups, amide groups, and the like. Examples of suitable diamides include malonamide, of the structure ##STR60## succinamide, of the structure ##STR61## glutaramide, of the structure ##STR62## adipamide, of the structure ##STR63## and the like.
Also suitable are amides of the formula ##STR64## wherein R is a hydrogen atom or an alkyl group and R' is selected from the group consisting of alkoxy groups, polyalkoxy groups, imine groups, and polyimine groups. Examples of alkoxy groups and polyalkoxy groups include those of the following formulas:
([--CH.sub.2 ].sub.n --O).sub.m --[CH.sub.2 ].sub.n --OH
wherein n is an integer of from 1 to about 4 and m is an integer of from 0 to about 9; ##STR65## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and m is an integer of from 0 to about 9; ##STR66## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and m is an integer of from 0 to about 9; ##STR67## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and m is an integer of from 0 to about 9; ##STR68## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and m is an integer of from 0 to about 9; ##STR69## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, m is an integer of from 0 to about 9, and R1, R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, preferably with from 1 to about 4 carbon atoms, and substituted alkyl groups, preferably with from 1 to about 4 carbon atoms, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 +R5 from 1 to about 10; ##STR70## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, m is an integer of from 0 to about 9, and R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, alkyl groups, preferably with from 1 to about 4 carbon atoms, and substituted alkyl groups, preferably with from 1 to about 4 carbon atoms, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 is from 1 to about 8; and the like. Specific examples include ethylene oxide groups, polyethylene oxide groups, n-propylene oxide groups, poly n-propylene oxide groups, isopropylene oxide groups, polyisopropylene oxide groups, n-butylene oxide groups, poly n-butylene oxide groups, and the like.
Examples of imine and polyimine groups include those of the following formulas:
([--CH.sub.2 ].sub.l --NH).sub.k --[CH.sub.2 ].sub.l --NH.sub.2
wherein l is an integer of from 1 to about 4 and k is an integer of from 0 to about 9; ##STR71## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and k is an integer of from 0 to about 9; ##STR72## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and k is an integer of from 0 to about 9; ##STR73## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and k is an integer of from 0 to about 9; ##STR74## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and k is an integer of from 0 to about 9; ##STR75## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, k is an integer of from 0 to about 9, and R1, R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, preferably with from 1 to about 4 carbon atoms, and substituted alkyl groups, preferably with from 1 to about 4 carbon atoms, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 +R5 is from 1 to about 10; ##STR76## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 10, m is an integer of from 0 to about 9, and R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, alkyl groups, preferably with from 1 to about 4 carbon atoms, and substituted alkyl groups, preferably with from 1 to about 4 carbon atoms, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 is from 1 to about 8; ##STR77## wherein e and f are each integers of from 1 to about 4, the sum of e+f is no greater than about 6, and k is an integer of from 0 to about 9; ##STR78## wherein a and e are each integers of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c+e is no greater than about 8, and k is an integer of from 0 to about 9; ##STR79## wherein a, b, and e are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d+e is no greater than about 10, and k is an integer of from 0 to about 9; ##STR80## wherein a and e are each integers of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c+e is no greater than about 8, and k is an integer of from 0 to about 9; ##STR81## wherein a, b, and e are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d+e is no greater than about 10, and k is an integer of from 0 to about 9; ##STR82## wherein a and e are each integers of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c+e is no greater than about 8, m is an integer of from 0 to about 9, and R1, R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, preferably with from 1 to about 4 carbon atoms, and substituted alkyl groups, preferably with from 1 to about 4 carbon atoms, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 +R5 is from 1 to about 10; ##STR83## wherein a, b, and e are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d+e is no greater than about 10, m is an integer of from 0 to about 9, and R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, alkyl groups, preferably with from 1 to about 4 carbon atoms, and substituted alkyl groups, preferably with from 1 to about 4 carbon atoms, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 is from 1 to about 8; and the like.
These amides can also have one or more substituents, such as alkyl groups (typically with from 1 to about 12 carbon atoms), substituted alkyl groups, aryl groups, substituted aryl groups, halogen atoms, sulfate groups, nitro groups, sulfone groups, amine groups, amide groups, acetyl groups, alcohol groups, alkoxy groups, polyalkoxy groups, or the like. Specific examples of suitable amides include formylethanolamine, of the formula ##STR84## acetylethanolamine, of the formula ##STR85## propionyl ethanolamine, of the formula ##STR86## formyl n-propanolamine, of the formula ##STR87## acetyl n-propanolamine, of the formula ##STR88## propionyl n-propanolamine, of the formula ##STR89## and the like. Compounds of these formulas are known, and are generally commercially available from suppliers such as Aldrich Chemical Company, Milwaukee, Wis. In addition, compounds such as formylethanolamine can be prepared by mixing ethyl formate and monoethanolamine together in approximately a 1 to 1 molar ratio and heating the mixture to about 80° C. to boil off the ethanol generated by the reaction, thus driving the reaction forward, as shown: ##STR90## Similar compounds can be prepared from other alkyl formates, such as propyl formate, butyl formate, and the like, and other alkanol amines, such as propanolamine, butanolamine, and the like.
The total amount of cyclic amine and/or amide in the ink is any effective amount, typically from about 1 to about 50 percent by weight, and preferably from about 10 to about 20 percent by weight, although the amount can be outside these ranges.
Other additives can also be present in the inks of the present invention. For example, one or more surfactants or wetting agents can be added to the ink. These additives may be of the cationic, anionic, or nonionic types. Suitable surfactants and wetting agents include sodium lauryl sulfate, Tamol® SN, Tamol® LG, those of the Triton® series available from Rohm and Haas Company, those of the Marasperse® series, those of the Igepal® series available from GAF Company, those of the Tergitol® series, and other commercially available surfactants. These surfactants and wetting agents are present in effective amounts, generally from 0 to about 15 percent by weight, and preferably from about 0.01 to about 8 percent by weight, although the amount can be outside of this range.
Polymeric additives can also be added to the inks of the present invention to enhance the viscosity of the ink and the stability of the pigment particles and to reduce the rate of agglomeration and precipitation of the particles. Water soluble polymers such as Gum Arabic, polyacrylate salts, polymethacrylate salts, polyvinyl alcohols, hydroxy propylcellulose, hydroxyethylcellulose, polyvinylpyrrolidinone, polyvinylether, starch, polysaccharides, and the like are particularly useful for stabilizing pigment particles in a water based liquid vehicle such as water or a mixture of water and a water miscible organic liquid. Polymeric stabilizers may be present in the ink of the present invention in amounts of from 0 to about 10 percent by weight, and preferably from about 0.01 to about 5 percent by weight, although the amount can be outside of this range.
Other optional additives to the inks of the present invention include biocides such as Dowicil 150, 200, and 75, benzoate salts, sorbate salts, and the like, present in an amount of from about 0.0001 to about 4 percent by weight, and preferably from about 0.01 to about 2.0 percent by weight, pH controlling agents such as acids or, bases, phosphate salts, carboxylates salts, sulfite salts, amine salts, and the like, present in an amount of from 0 to about 1 percent by weight and preferably from about 0.01 to about 1 percent by weight, or the like.
The ink compositions of the present invention are generally of a viscosity suitable for use in thermal ink jet printing processes. Typically, the ink viscosity is no more than about 5 centipoise, and preferably is from about 1 to about 2.5 centipoise.
Ink compositions of the present invention can be prepared by any suitable process. Typically, the inks are prepared by simple mixing of the ingredients. One process entails mixing all of the ink ingredients together and filtering the mixture to obtain an ink. Inks of the present invention can be prepared by preparing a conventional ink composition according to any desired process, such as by mixing the ingredients, heating if desired, and filtering, followed by adding the ink additive of the present invention to the mixture and mixing at room temperature with moderate shaking until a homogeneous mixture is obtained, typically from about 5 to about 10 minutes. Alternatively, the ink additive of the present invention can be mixed with the other ink ingredients during the ink preparation process, which takes place according to any desired procedure, such as by mixing all the ingredients, heating if desired, and filtering.
The present invention is also directed to a process which entails incorporating an ink composition of the present invention into an ink jet printing apparatus and causing droplets of the ink composition to be ejected in an imagewise pattern onto a substrate. In a particularly preferred embodiment, the printing apparatus employs a thermal ink jet process wherein the ink in the nozzles is selectively heated in an imagewise pattern, thereby causing droplets of the ink to be ejected in imagewise pattern. Any suitable substrate can be employed, including plain papers such as Xerox® 4024 papers, ruled notebook paper, bond paper, silica coated papers such as Sharp Company silica coated paper, JuJo paper, and the like, transparency materials, fabrics, textile products, plastics, polymeric films, inorganic substrates such as metals and wood, and the like. In a preferred embodiment, the process entails printing onto a porous or ink absorbent substrate, such as plain paper.
Specific embodiments of the invention will now be described in detail. These examples are intended to be illustrative, and the invention is not limited to the materials, conditions, or process parameters set forth in these embodiments. All parts and percentages are by weight unless otherwise indicated.
Ink compositions with the following compositions (percentages are by weight) were prepared by simple mixing of the ingredients at room temperature. The inks were then hand coated onto Xerox® Series 10 paper with a #7 wire rod and with a ruling pen to form both line images and solid area images. Waterfastness was evaluated on the wire side of the paper by running deionized water over the coated areas and comparing those areas to coated areas which had not been exposed to the water.
1. Sulfolane, 15%; imidazole, 15%; BASF X-34 black dye solution (4% solids), 12%; water, 58%.
2. Sulfolane, 10%; imidazole, 10%; Carta Black 2GT dye, 3.5%; water, 76.5%.
3. Sulfolane, 10%; caprolactam, 10%; Carta Black 2GT dye, 3%; water, 77%.
4. Sulfolane, 10%; pyrazole, 10%; Carta Black 2GT dye, 4%; water, 76%.
5. Sulfolane, 10%; acetyl ethanol amine, 20%; Special Black 7984 dye, 3.5%; water, 66.5%.
6. Sulfolane, 15%; imidazole, 15%; Special Black 7984 dye, 4%; water, 66%; pH adjusted to 8 (from 10) by addition of acetic acid.
7. Sulfolane, 20%; imidazole, 20%; Special Black 7984 dye, 3%; water, 57%.
8. Sulfolane, 10%; dimethyl hydantoin, 10%; Carta Black 2GT dye, 3%; water, 77%.
9. Sulfolane, 10%; methyl pyrazole, 10%; BASF X-34 black dye, 11%; water, 69%.
10. Sulfolane, 10%; dimethyl hydantoin, 10%; dantoin DMHF (a polymer of dimethyl hydantoin), 10%; Carta Black 2GT dye, 3%; water, 67%.
11. Sulfolane, 10%; dimethyl hydantoin, 10%; Special Black 7984 dye, 3%; water, 77%.
12. Sulfolane, 10%; methyl pyrazole, 10%; hexanediol, 10%; Special Black 7984 dye, 10%; water, 60%.
13. Sulfolane, 10%; acetyl ethanol amine, 10%; Carta Black 2GT dye, 5%; water, 75%.
14. Diethanol sulfone, 20%; 2-pyrrolidone, 20%; Carta Black 2GT dye, 3%; water, 57%.
15. Diethanol sulfone, 20%; 2-pyrrolidone, 30%; Carta Black 2GT dye, 3%; water, 47%.
16. Diethanol sulfone, 20%; 2-pyrrolidone, 20%; Carta Black 2GT dye, 4%; water, 56%.
17. 2-Pyrrolidone, 10%; Carta Black 2GT dye, 5%; water, 85%.
18. Sulfolane, 10%; Special Black 7984 dye, 10%; water, 80%.
19. Sulfolane, 10%; BASF X-34 black dye, 11%; water, 79%.
20. Sulfolane, 10%; Carta Black 2GT dye, 3%; water, 87%.
______________________________________
Solid Area Optical
Solid Area Optical
%
Density Before Density After Water-
Ink Water Treatment Water Treatment
fastness
______________________________________
1 1.27 1.25 98
2 1.30 1.25 96
3 1.37 1.31 96
4 1.33 1.25 94
5 1.37 1.27 93
6 1.34 0.98 73
7 1.34 1.03 76
8 1.30 1.17 90
9 1.11 1.10 99
10 1.29 1.10 95
11 1.29 0.87 67
12 1.35 1.29 96
13 1.37 1.26 92
14 1.29 1.24 96
15 1.31 1.29 98
16 1.42 1.35 95
17 1.35 1.07 79
18 1.46 0.70 77
19 1.43 0.94 65
20 1.37 1.03 75
______________________________________
As the above data indicate, inks 1 through 16 generally exhibit superior waterfastness compared to ink 17, which contains no sulfone component and inks 18 through 20, which contain no cyclic amine or cyclic amide component. It is believed that when inks 1 through 16 are incorporated into a thermal ink jet printing apparatus and jetted onto a plain paper substrate to form images, high quality, high resolution, waterfast images will be obtained.
Other embodiments and modifications of the present invention may occur to those skilled in the art subsequent to a review of the information presented herein, these embodiments and modifications, as well as equivalents thereof, are also included within the scope of this invention.
Claims (37)
1. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of diphenyl sulfone, methyl phenyl sulfone, ethyl phenyl sulfone, propyl phenyl sulfone, butyl phenyl sulfone, pentyl phenyl sulfone, hexyl phenyl sulfone, heptyl phenyl sulfone, octyl phenyl sulfone, nonyl phenyl sulfone, decyl phenyl sulfone, phenyl benzyl sulfone, phenyl polyoxyethylene sulfone, phenyl ethanol sulfone, phenyl propanol sulfone, phenyl polyoxypropylene sulfone, and mixtures thereof, and a second component selected from the group consisting of (a) cyclic amines having at least one hydrogen atom bonded to a nitrogen atom; (b) cyclic amides having at least one hydrogen atom bonded to a nitrogen atom; (c) diamides having at least one hydrogen atom bonded to a nitrogen atom; (d) polyalkoxy-substituted amides having at least one hydrogen atom bonded to a nitrogen atom; (e) polyimine-substituted amides having at least one hydrogen atom bonded to a nitrogen atom; and (f) mixtures thereof, wherein at least one of the first and second components is a solid at 25° C., and wherein the ink is a liquid.
2. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component which is a cyclic amine, wherein the cyclic amine is selected from the group consisting of (a) cyclic amines of the formula ##STR91## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 3; (b) cyclic amines of the formula ##STR92## wherein R is an optional substituent, z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 2; (c) cyclic polyamines of the formula ##STR93## wherein R is an optional substituent, z is an integer representing the number of substituents, p, q, and r are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q+r is at least about 2, s is an integer of from 1 to about 4, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen; (d) cyclic polyamines of the formula ##STR94## wherein R is an optional substituent, z is an integer representing the number of substituents, m, n, and p are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of m+n+p is at least about 2, s is an integer of from 1 to about 4, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen; and (e) mixtures thereof, wherein at least one of the first and second components is a solid at 25° C., and wherein the ink is a liquid.
3. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component which is a cyclic amine, wherein the cyclic amine is selected from the group consisting of pyrrolidine, substituted pyrrolidines, pyrazole, substituted pyrazoles, imidazole, substituted imidazoles, triazoles, substituted triazoles, tetrazoles, substituted tetrazoles, piperazines, substituted piperazines, and mixtures thereof, wherein at least one of the first and second components is a solid at 25° C., and wherein the ink is a liquid.
4. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component which is a cyclic amide, wherein the cyclic amide is selected from the group consisting of 2-azacyclooctanone, substituted 2-azacyclooctanones, 2-azacyclononanone, substituted 2-azacyclononanones, and mixtures thereof, wherein at least one of the first and second components is a solid at 25° C., and wherein the ink is a liquid.
5. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component which is a diamide, wherein the diamide is of the formula ##STR95## wherein R1 is selected from the group consisting of alkylene groups, substituted alkylene groups, arylene groups, substituted arylene groups, alcohol moieties, alkoxy moieties, polyalkoxy moieties, and mixtures thereif, wherein R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, substituted alkyl groups, aryl groups, substituted aryl groups, alcohol moieties, alkoxy moieties, polyalkoxy moieties, and mixtures thereof, and wherein at least one of R2, R3, R4, and R5 is a hydrogen atom, wherein at least one of the first and second components is a solid at 25° C., and wherein the ink is a liquid.
6. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component which is a diamide, wherein the diamide is selected from the group consisting of malonamide, succinamide, glutaramide, adipamide, and mixtures thereof, wherein at least one of the first and second components is a solid at 25° C., and wherein the ink is a liquid.
7. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component which is an amide of the formula ##STR96## wherein R is a hydrogen atom or an alkyl group and R' is selected from the group consisting of alkoxy groups, polyalkoxy groups, imine groups, and polyimine groups, wherein at least one of the first and second components is a solid at 25° C., and wherein the ink is a liquid.
8. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component which is an amide of the formula ##STR97## wherein R is a hydrogen atom or an alkyl group and R' is selected from the group consisting of
([--CH.sub.2 ].sub.n --O).sub.m --[CH.sub.2 ].sub.n --OH
wherein n is an integer of from 1 to about 4 and m is an integer of from 0 to about 9; ##STR98## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and m is an integer of from 0 to about 9; ##STR99## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and m is an integer of from 0 to about 9; ##STR100## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and m is an integer of from 0 to about 9; ##STR101## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and m is an integer of from 0 to about 9; ##STR102## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, m is an integer of from 0 to about 9, and R1, R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 +R5 is from 1 to about 10; ##STR103## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, m is an integer of from 0 to about 9, and R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 is from 1 to about 8;
([--CH.sub.2 ].sub.l --NH).sub.k --[CH.sub.2 ].sub.l --NH.sub.2
wherein l is an integer of from 1 to about 4 and k is an integer of from 0 to about 9; ##STR104## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and k is an integer of from 0 to about 9; ##STR105## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and k is an integer of from 0 to about 9; ##STR106## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and k is an integer of from 0 to about 9; ##STR107## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and k is an integer of from 0 to about 9; ##STR108## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, k is an integer of from 0 to about 9, and R1, R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 +R5 is from 1 to about 10; ##STR109## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 10, m is an integer of from 0 to about 9, and R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 is from 1 to about 8; ##STR110## wherein e and f are each integers of from 1 to about 4, the sum of e+f is no greater than about 6, and k is an integer of from 0 to about 9; ##STR111## wherein a and e are each integers of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c+e is no greater than about 8, and k is an integer of from 0 to about 9; ##STR112## wherein a, b, and e are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d+e is no greater than about 10, and k is an integer of from 0 to about 9; ##STR113## wherein a and e are each integers of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c+e is no greater than about 8, and k is an integer of from 0 to about 9; ##STR114## wherein a, b, and e are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d+e is no greater than about 10, and k is an integer of from 0 to about 9; ##STR115## wherein a and e are each integers of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c+e is no greater than about 8, m is an integer of from 0 to about 9, and R1, R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 +R5 is from 1 to about 10; and ##STR116## wherein a, b, and e are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d+e is no greater than about 10, m is an integer of from 0 to about 9, and R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 is from 1 to about 8, wherein at least one of the first and second components is a solid at 25° C., and wherein the ink is a liquid.
9. An ink which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of formylethanolamine, acetylethanolamine, propionyl ethanolamine, formyl n-propanolamine, acetyl n-propanolamine, propionyl n-propanolamine, and mixtures thereof, wherein at least one of the first and second components is a solid at 25° C., and wherein the ink is a liquid.
10. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of (a) sulfones of the formula R1 ? ##STR117## wherein R1 and R2 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties, wherein at least one of R1 and R2 is either an aromatic hydrocarbon or a substituted aromatic hydrocarbon; (b) polysulfones; (c) cyclic polysulfones; and (d) mixtures thereof, and a second component selected from the group consisting of (a) cyclic amines having at least one hydrogen atom bonded to a nitrogen atom; (b) cyclic amides having at least one hydrogen atom bonded to a nitrogen atom; (c) diamides having at least one hydrogen atom bonded to a nitrogen atom; (d) amides of the formula ##STR118## wherein R is a hydrogen atom or an alkyl group and R' is selected from the group consisting of alkoxy groups, polyalkoxy groups, imine groups, and polyimine groups; and (e) mixtures thereof, wherein the ink is a liquid.
11. An ink composition according to claim 10 wherein the dye exhibits a solubility in water of greater than one gram of dye per 100 milliliters of water.
12. An ink composition according to claim 10 wherein the sulfone is present in an amount of from about 1 to about 50 percent by weight of the ink.
13. An ink composition according to claim 10 wherein the sulfone is selected from the group consisting of diphenyl sulfone, methyl phenyl sulfone, ethyl phenyl sulfone, propyl phenyl sulfone, butyl phenyl sulfone, pentyl phenyl sulfone, hexyl phenyl sulfone, heptyl phenyl sulfone, octyl phenyl sulfone, nonyl phenyl sulfone, decyl phenyl sulfone, phenyl benzyl sulfone, phenyl polyoxyethylene sulfone, phenyl ethanol sulfone, phenyl propanol sulfone, phenyl polyoxypropylene sulfone, and mixtures thereof.
14. An ink composition according to claim 10 wherein the cyclic amine, amide, or mixture thereof is present in an amount of from about 1 to about 50 percent by weight of the ink.
15. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of (a) sulfones of the formula ##STR119## wherein R1 and R2 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties; (b) cyclic sulfones of the formula ##STR120## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 4; (c) cyclic sulfones of the formula ##STR121## wherein R is a substituent selected from the group consisting of alkyl, hydroxy, alcohol, and alkoxy, x is an integer representing the number of substituents, and n is an integer of at least about 2; (d) cyclic sulfones of the formula ##STR122## wherein R is an optional substituent, z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 1; (e) polysulfones; (f) cyclic polysulfones; (g) sulfonamides; and (h) mixtures thereof, and a second component selected from the group consisting of (a) cyclic amines of the formula ##STR123## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 3; (b) cyclic amines of the formula ##STR124## wherein R is an optional substituent, z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 2; (c) cyclic polyamines of the formula ##STR125## wherein R is an optional substituent, z is an integer representing the number of substituents, p, q, and r are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q+r is at least about 2, s is an integer of from 1 to about 4, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen; (d) cyclic polyamines of the formula ##STR126## wherein R is an optional substituent, z is an integer representing the number of substituents, m, n, and p are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of m+n+p is at least about 2, s is an integer of from 1 to about 4, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen; and (e) mixtures thereof, wherein the ink is a liquid.
16. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of (a) sulfones of the formula ##STR127## wherein R1 and R2 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties; (b) cyclic sulfones of the formula ##STR128## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 4; (c) cyclic sulfones of the formula ##STR129## wherein R is a substituent selected from the group consisting of alkyl, hydroxy, alcohol, and alkoxy, x is an integer representing the number of substituents, and n is an integer of at least about 2; (d) cyclic sulfones of the formula ##STR130## wherein R is an optional substituent, z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 1; (e) polysulfones; (f) cyclic polysulfones; (g) sulfonamides; and (h) mixtures thereof, and a second component selected from the group consisting of pyrrolidine, substituted pyrrolidines, pyrazole, substituted pyrazoles, imidazole, substituted imidazoles, triazoles, substituted triazoles, tetrazoles, substituted tetrazoles, piperazines, substituted piperazines, and mixtures thereof, wherein the ink is a liquid.
17. An ink composition according to claim 10 containing a cyclic amide, wherein the cyclic amide is selected from the group consisting of (a) cyclic amides of the formula ##STR131## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 3; (b) cyclic amides of the formula ##STR132## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q is at least about 1, and s is an integer of from 1 to about 4; (c) cyclic amides of the formula ##STR133## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q is at least about 1, s is an integer of from 1 to about 4, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen; (d) cyclic polyamides of the formulas ##STR134## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, r and s are each integers of from 1 to about 4, and R" and R'" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R" and R'" is hydrogen; and (e) mixtures thereof.
18. An ink composition according to claim 10 containing a cyclic amide, wherein the cyclic amide is selected from the group consisting of valerolactam, substituted valerolactams, caprolactam, substituted caprolactams, 2-azacyclooctanone, substituted 2-azacyclooctanones, 2-azacyclononanone, substituted 2-azacyclononanones, tetrahydropyrimidone, substituted tetrahydropyrimidones, 2-imidazolidone, substituted 2-imidazolidones, succinimide, substituted succinimides, phthalimide, substituted phthalimides, dimethyl hydantoin, substituted dimethyl hydantoins, polymers of dimethyl hydantoin, and mixtures thereof.
19. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of (a) sulfones of the formula ##STR135## wherein R1 and R2 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties; (b) cyclic sulfones of the formula ##STR136## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 4; (c) cyclic sulfones of the formula ##STR137## wherein R is a substituent selected from the group consisting of alkyl, hydroxy, alcohol, and alkoxy, x is an integer representing the number of substituents, and n is an integer of at least about 2; (d) cyclic sulfones of the formula ##STR138## wherein R is an optional substituent, z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 1; (e) polysulfones; (f) cyclic polysulfones; (g) sulfonamides; and (h) mixtures thereof, and a second component which is a diamide, wherein the diamide is of the formula ##STR139## wherein R1 is selected from the group consisting of alkylene groups, substituted alkylene groups, arylene groups, substituted arylene groups, alcohol moieties, alkoxy moieties, polyalkoxy moieties, and mixtures thereif, wherein R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, substituted alkyl groups, aryl groups, substituted aryl groups, alcohol moieties, alkoxy moieties, polyalkoxy moieties, and mixtures thereof, and wherein at least one R2, R3, R4, and R5 is a hydrogen atom, wherein the ink is a liquid.
20. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of (a) sulfones of the formula ##STR140## wherein R1 and R2 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties; (b) cyclic sulfones of the formula ##STR141## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 4; (c) cyclic sulfones of the formula ##STR142## wherein R is a substituent selected from the group consisting of alkyl, hydroxy, alcohol, and alkoxy, x is an integer representing the number of substituents, and n is an integer of at least about 2; (d) cyclic sulfones of the formula ##STR143## wherein R is an optional substituent, z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 1; (e) polysulfones; (f) cyclic polysulfones; (g) sulfonamides; and (h) mixtures thereof, and a second component which is a diamide, wherein the diamide is selected from the group consisting of malonamide, succinamide, glutaramide, adipamide, and mixtures thereof, wherein the ink is a liquid.
21. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of (a) sulfones of the formula ##STR144## wherein R1 and R2 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties; (b) cyclic sulfones of the formula ##STR145## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 4; (c) cyclic sulfones of the formula ##STR146## wherein R is a substituent selected from the group consisting of alkyl, hydroxyl, alcohol, and alkoxy, x is an integer representing the number of substituents, and n is an integer of at least about 2; (d) cyclic sulfones of the formula ##STR147## wherein R is an optional substituent, z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 1; (e) polysulfones; (f) cyclic polysulfones; (g) sulfonamides; and (h) mixtures thereof, and a second component which is an amide of the formula ##STR148## wherein R is a hydrogen atom or an alkyl group and R' is selected from the group consisting of
([--CH.sub.2 ].sub.n --O).sub.m --[CH.sub.2 ].sub.n --OH
wherein n is an integer of from 1 to about 4 and m is an integer of from 0 to about 9; ##STR149## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and m is an integer of from 0 to about 9; ##STR150## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and m is an integer of from 0 to about 9; ##STR151## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and m is an integer of from 0 to about 9; ##STR152## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and m is an integer of from 0 to about 9; ##STR153## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, m is an integer of from 0 to about 9, and R1, R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 +R5 is from 1 to about 10; ##STR154## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, m is an integer of from 0 to about 9, and R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 is from 1 to about 8;
([--CH.sub.2 ].sub.l --NH).sub.k --[CH.sub.2 ].sub.l --NH.sub.2
wherein l is an integer of from 1 to about 4 and k is an integer of from 0 to about 9; ##STR155## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and k is an integer of from 0 to about 9; ##STR156## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and k is an integer of from 0 to about 9; ##STR157## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and k is an integer of from 0 to about 9; ##STR158## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and k is an integer of from 0 to about 9; ##STR159## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, k is an integer of from 0 to about 9, and R1, R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 +R5 is from 1 to about 10; ##STR160## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 10, m is an integer of from 0 to about 9, and R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 is from 1 to about 8; ##STR161## wherein e and f are each integers of from 1 to about 4, the sum of e+f is no greater than about 6, and k is an integer of from 0 to about 9; ##STR162## wherein a and e are each integers of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c+e is no greater than about 8, and k is an integer of from 0 to about 9; ##STR163## wherein a, b, and e are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d+e is no greater than about 10, and k is an integer of from 0 to about 9; ##STR164## wherein a and e are each integers of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c+e is no greater than about 8, and k is an integer of from 0 to about 9; ##STR165## wherein a, b, and e are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d+e is no greater than about 10, and k is an integer of from 0 to about 9; ##STR166## wherein a and e are each integers of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c+e is no greater than about 8, m is an integer of from 0 to about 9, and R1, R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 +R5 is from 1 to about 10; and ##STR167## wherein a, b, and e are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d+e is no greater than about 10, m is an integer of from 0 to about 9, and R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 is from 1 to about 8, wherein the ink is a liquid.
22. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of (a) sulfones of the formula ##STR168## wherein R1 and R2 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties; (b) cyclic sulfones of the formula ##STR169## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 4; (c) cyclic sulfones of the formula ##STR170## wherein R is a substituent selected from the group consisting of alkyl, hydroxy, alcohol, and alkoxy, x is an integer representing the number of substituents, and n is an integer of at least about 2; (d) cyclic sulfones of the formula ##STR171## wherein R is an optional substituent, z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 1; (e) polysulfones; (f) cyclic polysulfones; (g) sulfonamides; and (h) mixtures thereof, and a second component which is a material selected from the group consisting of formylethanolamine, acetylethanolamine, propionyl ethanolamine, formyl n-propanolamine, acetyl n-propanolamine, propionyl n-propanolamine, and mixtures thereof, wherein the ink is a liquid.
23. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of (a) cyclic amines; (b) cyclic polyamines; (c) cyclic polyamides; (d) diamides having at least one hydrogen atom bonded to a nitrogen atom; (e) amides of the formula ##STR172## wherein R is a hydrogen atom or an alkyl group and R' is selected from the group consisting of alkoxy groups, polyalkoxy groups, imine groups, and polyimine groups; and (f) mixtures thereof, wherein the ink is a liquid.
24. An ink composition according to claim 23 wherein the dye exhibits a solubility in water of greater than one gram of dye per 100 milliliters of water.
25. An ink composition according to claim 23 wherein the sulfone is present in an amount of from about 1 to about 50 percent by weight of the ink.
26. An ink composition according to claim 23 wherein the sulfone is selected from the group consisting of (a) sulfones of the formula ##STR173## wherein R1 and R2 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties; (b) cyclic sulfones of the formula ##STR174## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 2; (c) cyclic sulfones of the formula ##STR175## wherein R is an optional substituent, z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 1; (d) polysulfones; (e) cyclic polysulfones; (f) sulfonamides; and (g) mixtures thereof.
27. An ink composition according to claim 23 wherein the sulfone is selected from the group consisting of dimethyl sulfone, diethyl sulfone, dipropyl sulfone, dibutyl sulfone, dipentyl sulfone, dihexyl sulfone, diheptyl sulfone, dioctyl sulfone, dinonyl sulfone, didecyl sulfone, methyl ethyl sulfone, methyl propyl sulfone, methyl butyl sulfone, methyl pentyl sulfone, methyl hexyl sulfone, methyl heptyl sulfone, methyl octyl sulfone, methyl nonyl sulfone, methyl decyl sulfone, ethyl propyl sulfone, ethyl butyl sulfone, ethyl pentyl sulfone, ethyl hexyl sulfone, ethyl heptyl sulfone, ethyl octyl sulfone, ethyl nonyl sulfone, ethyl decyl sulfone, propyl butyl sulfone, propyl pentyl sulfone, propyl hexyl sulfone, propyl heptyl sulfone, propyl octyl sulfone, propyl nonyl sulfone, propyl decyl sulfone, butyl pentyl sulfone, butyl hexyl sulfone, butyl heptyl sulfone, butyl octyl sulfone, butyl nonyl sulfone, butyl decyl sulfone, pentyl hexyl sulfone, pentyl heptyl sulfone, pentyl octyl sulfone, pentyl nonyl sulfone, pentyl decyl sulfone, hexyl heptyl sulfone, hexyl octyl sulfone, hexyl nonyl sulfone, hexyl decyl sulfone, heptyl octyl sulfone, heptyl nonyl sulfone, heptyl decyl sulfone, octyl nonyl sulfone, octyl decyl sulfone, nonyl decyl sulfone, diphenyl sulfone, methyl phenyl sulfone, ethyl phenyl sulfone, propyl phenyl sulfone, butyl phenyl sulfone, pentyl phenyl sulfone, hexyl phenyl sulfone, heptyl phenyl sulfone, octyl phenyl sulfone, nonyl phenyl sulfone, decyl phenyl sulfone, phenyl benzyl sulfone, dibenzyl sulfone, tolyl benzyl sulfone, ditolyl sulfone, methyl benzyl sulfone, ethyl benzyl sulfone, propyl benzyl sulfone, butyl benzyl sulfone, pentyl benzyl sulfone, hexyl benzyl sulfone, heptyl benzyl sulfone, octyl benzyl sulfone, nonyl benzyl sulfone, decyl benzyl sulfone, methyl tolyl sulfone, ethyl tolyl sulfone, propyl tolyl sulfone, butyl tolyl sulfone, pentyl tolyl sulfone, hexyl tolyl sulfone, heptyl tolyl sulfone, octyl tolyl sulfone, nonyl tolyl sulfone, decyl tolyl sulfone, dipolyoxyethylene sulfone, methyl polyoxyethylene sulfone, ethyl polyoxyethylene sulfone, propyl polyoxyethylene sulfone, butyl polyoxyethylene sulfone, pentyl polyoxyethylene sulfone, hexyl polyoxyethylene sulfone, heptyl polyoxyethylene sulfone, octyl polyoxyethylene sulfone, nonyl polyoxyethylene sulfone, decyl polyoxyethylene sulfone, phenyl polyoxyethylene sulfone, benzyl polyoxyethylene sulfone, tolyl polyoxyethylene sulfone, diethanol sulfone, methyl ethanol sulfone, ethyl ethanol sulfone, propyl ethanol sulfone, butyl ethanol sulfone, pentyl ethanol sulfone, hexyl ethanol sulfone, heptyl ethanol sulfone, octyl ethanol sulfone, nonyl ethanol sulfone, decyl ethanol sulfone, phenyl ethanol sulfone, benzyl ethanol sulfone, tolyl ethanol sulfone, polyoxyethylene ethanol sulfone, dipropanol sulfone, methyl propanol sulfone, ethyl propanol sulfone, propyl propanol sulfone, butyl propanol sulfone, pentyl propanol sulfone, hexyl propanol sulfone, heptyl propanol sulfone, octyl propanol sulfone, nonyl propanol sulfone, decyl propanol sulfone, phenyl propanol sulfone, benzyl propanol sulfone, tolyl propanol sulfone, polyoxyethylene propanol sulfone, ethanol propanol sulfone, dipolyoxypropylene sulfone, methyl polyoxypropylene sulfone, ethyl polyoxypropylene sulfone, propyl polyoxypropylene sulfone, butyl polyoxypropylene sulfone, pentyl polyoxypropylene sulfone, hexyl polyoxypropylene sulfone, heptyl polyoxypropylene sulfone, octyl polyoxypropylene sulfone, nonyl polyoxypropylene sulfone, decyl polyoxypropylene sulfone, phenyl polyoxypropylene sulfone, benzyl polyoxypropylene sulfone, tolyl polyoxypropylene sulfone, ethanol polyoxypropylene sulfone, propanol polyoxypropylene sulfone, polyoxyethylene polyoxypropylene sulfone, sulfolene, 1,2-ethanedisulfone, methyl sulfonamide, and mixtures thereof.
28. An ink composition according to claim 23 wherein the cyclic amine, amide, or mixture thereof is present in an amount of from about 1 to about 50 percent by weight of the ink.
29. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of (a) cyclic amines of the formula ##STR176## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 3; (b) cyclic amines of the formula ##STR177## wherein R is an optional substituent, z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 2; (c) cyclic polyamines of the formula ##STR178## wherein R is an optional substituent, z is an integer representing the number of substituents, p, q, and r are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q+r is at least about 2, s is an integer of from 1 to about 4, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen; (d) cyclic polyamines of the formula ##STR179## wherein R is an optional substituent, z is an integer representing the number of substituents, m, n, and p are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of m+n+p is at least about 2, s is an integer of from 1 to about 4, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen; and (e) mixtures thereof, wherein the ink is a liquid.
30. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of pyrrolidine, substituted pyrrolidines, pyrazole, substituted pyrazoles, imidazole, substituted imidazoles, triazoles, substituted triazoles, tetrazoles, substituted tetrazoles, piperazines, substituted piperazines, and mixtures thereof, wherein the ink is a liquid.
31. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of 2-azacyclooctanone, substituted 2-azacyclooctanones, 2-azacyclononanone, substituted 2-azacyclononanones, and mixtures thereof, wherein the ink is a liquid.
32. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component which is a diamide, wherein the diamide is of the formula ##STR180## wherein R1 is selected from the group consisting of alkylene groups, substituted alkylene groups, arylene groups, substituted arylene groups, alcohol moieties, alkoxy moieties, polyalkoxy moieties, and mixtures thereif, wherein R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, substituted alkyl groups, aryl groups, substituted aryl groups, alcohol moieties, alkoxy moieties, polyalkoxy moieties, and mixtures thereof, and wherein at least one of R2, R3, R4, and R5 is a hydrogen atom, wherein the ink is a liquid.
33. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component which is a diamide, wherein the diamide is selected from the group consisting of malonamide, succinamide, glutaramide, adipamide, and mixtures thereof, wherein the ink is a liquid.
34. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component which is an amide of the formula ##STR181## wherein R is a hydrogen atom or an alkyl group and R' is selected from the group consisting of
([--CH.sub.2 ].sub.n --O).sub.m --[CH.sub.2 ].sub.n --OH
wherein n is an integer of from 1 to about 4 and m is an integer of from 0 to about 9; ##STR182## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and m is an integer of from 0 to about 9; ##STR183## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and m is an integer of from 0 to about 9; ##STR184## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and m is an integer of from 0 to about 9; ##STR185## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and m is an integer of from 0 to about 9; ##STR186## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, m is an integer of from 0 to about 9, and R1, R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 +R5 is from 1 to about 10; ##STR187## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, m is an integer of from 0 to about 9, and R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 is from 1 to about 8;
([--CH.sub.2 ].sub.l --NH).sub.k --[CH.sub.2 ].sub.l --NH.sub.2
wherein l is an integer of from 1 to about 4 and k is an integer of from 0 to about 9; ##STR188## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and k is an integer of from 0 to about 9; ##STR189## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and k is an integer of from 0 to about 9; ##STR190## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, and k is an integer of from 0 to about 9; ##STR191## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 8, and k is an integer of from 0 to about 9; ##STR192## wherein a is an integer of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c is no greater than about 6, k is an integer of from 0 to about 9, and R1, R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 +R5 is from 1 to about 10; ##STR193## wherein a and b are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d is no greater than about 10, m is an integer of from 0 to about 9, and R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 is from 1 to about 8; ##STR194## wherein e and f are each integers of from 1 to about 4, the sum of e+f is no greater than about 6, and k is an integer of from 0 to about 9; ##STR195## wherein a and e are each integers of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c+e is no greater than about 8, and k is an integer of from 0 to about 9; ##STR196## wherein a, b, and e are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d+e is no greater than about 10, and k is an integer of from 0 to about 9; ##STR197## wherein a and e are each integers of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c+e is no greater than about 8, and k is an integer of from 0 to about 9; ##STR198## wherein a, b, and e are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d+e is no greater than about 10, and k is an integer of from 0 to about 9; ##STR199## wherein a and e are each integers of from 1 to about 4, b and c are each integers of from 0 to about 4, wherein the sum of a+b+c+e is no greater than about 8, m is an integer of from 0 to about 9, and R1, R2, R3, R4, and R5 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 +R5 is from 1 to about 10; and ##STR200## wherein a, b, and e are each integers of from 1 to about 4, c and d are each integers of from 0 to about 4, wherein the sum of a+b+c+d+e is no greater than about 10, m is an integer of from 0 to about 9, and R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, alkyl groups, and substituted alkyl groups, wherein the total number of carbon atoms in R1 +R2 +R3 +R4 is from 1 to about 8, and wherein the ink is a liquid.
35. An ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component which is a material selected from the group consisting of formylethanolamine, acetylethanolamine, propionyl ethanolamine, formyl n-propanolamine, acetyl n-propanolamine, propionyl n-propanolamine, and mixtures thereof, wherein the ink is a liquid.
36. A thermal ink jet printing process which comprises incorporating into a thermal ink jet printing apparatus an ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of (a) sulfones of the formula ##STR201## wherein R1 and R2 are independently selected from the group consisting of aliphatic hydrocarbons, substituted aliphatic hydrocarbons, aromatic hydrocarbons, substituted aromatic hydrocarbons, alcohol moieties, alkoxy moieties, and polyalkoxy moieties; (b) cyclic sulfones of the formula ##STR202## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 4; (c) cyclic sulfones of the formula ##STR203## wherein R is a substituent selected from the group consisting of alkyl, hydroxy, alcohol, and alkoxy, x is an integer representing the number of substituents, and n is an integer of at least about 2; (d) cyclic sulfones of the formula ##STR204## wherein R is an optional substituent, z is an integer representing the number of substituents, and m and n are integers independently selected from 0, 1, 2, and 3, wherein the sum of m+n is at least about 1; (e) polysulfones; (f) cyclic polysulfones; (g) sulfonamides; and (h) mixtures thereof, and a second component selected from the group consisting of (a) cyclic amines having at least one hydrogen atom bonded to a nitrogen atom; (b) cyclic amides having at least one hydrogen atom bonded to a nitrogen atom; (c) diamides having at least one hydrogen atom bonded to a nitrogen atom; (d) amides of the formula ##STR205## wherein R is a hydrogen atom or an alkyl group and R' is selected from the group consisting of alkoxy groups, polyalkoxy groups, imine groups, and polyimine groups; and (e) mixtures thereof, wherein the ink is a liquid, and causing droplets of the ink composition to be ejected in an imagewise pattern onto a substrate by selectively heating the ink in the nozzles in an imagewise pattern.
37. A thermal ink jet printing process which comprises incorporating into a thermal ink jet printing apparatus an ink composition which comprises water, a water soluble dye, a first component selected from the group consisting of sulfones and mixtures thereof, and a second component selected from the group consisting of (a) cyclic amines; (b) cyclic polyamines; (c) cyclic amides of the formula ##STR206## wherein R is an optional substituent, m is an integer representing the number of substituents, and n is an integer of at least about 4; (d) cyclic amides of the formula ##STR207## wherein R is a substituent selected from the group consisting of alkyl, alcohol, hydroxy, and alkoxy, m is an integer representing the number of substituents, and n is an integer of at least about 3; (e) cyclic amides of the formula ##STR208## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q is at least about 1, and s is an integer of from 1 to about 4; (f) cyclic amides of the formula ##STR209## wherein R is an optional substituent, z is an integer representing the number of substituents, p and q are each integers selected from the group consisting of 0, 1, 2, 3, and 4, wherein the sum of p+q is at least about 1, s is an integer of from 1 to about 4, and R' and R" are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, alcohol, alkoxy, and polyalkoxy, wherein at least one of R' and R" is hydrogen; (g) cyclic polyamides; (h) diamides having at least one hydrogen atom bonded to a nitrogen atom; (i) amides of the formula ##STR210## wherein R is a hydrogen atom or an alkyl group and R' is selected from the group consisting of alkoxy groups, polyalkoxy groups, imine groups, and polyimine groups; and (j) mixtures thereof, wherein the ink is a liquid, and causing droplets of the ink composition to be ejected in an imagewise pattern onto a substrate by selectively heating the ink in the nozzles in an imagewise pattern.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/991,928 US5300143A (en) | 1991-07-30 | 1992-12-17 | Ink compositions for ink jet printing |
| JP5302134A JPH06212107A (en) | 1992-12-17 | 1993-12-02 | Ink composition for ink jet printing |
| DE69315183T DE69315183T2 (en) | 1992-12-17 | 1993-12-10 | Ink compositions for ink jet printing |
| EP93309996A EP0602914B1 (en) | 1992-12-17 | 1993-12-10 | Ink compositions for ink jet printing |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/738,024 US5223026A (en) | 1991-07-30 | 1991-07-30 | Ink jet compositions and processes |
| US07/991,928 US5300143A (en) | 1991-07-30 | 1992-12-17 | Ink compositions for ink jet printing |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US07/738,024 Continuation-In-Part US5223026A (en) | 1991-07-30 | 1991-07-30 | Ink jet compositions and processes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US5300143A true US5300143A (en) | 1994-04-05 |
Family
ID=25537738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US07/991,928 Expired - Lifetime US5300143A (en) | 1991-07-30 | 1992-12-17 | Ink compositions for ink jet printing |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5300143A (en) |
| EP (1) | EP0602914B1 (en) |
| JP (1) | JPH06212107A (en) |
| DE (1) | DE69315183T2 (en) |
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| US5389134A (en) * | 1994-07-18 | 1995-02-14 | Xerox Corporation | Ink compositions for ink jet printing |
| US5688312A (en) * | 1996-03-29 | 1997-11-18 | Xerox Corporation | Ink compositions |
| US5693127A (en) * | 1996-06-21 | 1997-12-02 | Domino Printing Sciences, Plc | Inks |
| US5876491A (en) * | 1995-04-29 | 1999-03-02 | Zeneca Limited | Ink jet printing ink |
| US5882389A (en) * | 1997-06-19 | 1999-03-16 | Xerox Corporation | Ink jet inks containing oxazolidinones |
| US5888287A (en) * | 1997-04-10 | 1999-03-30 | Markem Corporation | Washable fabrics ink |
| US5958120A (en) * | 1998-02-02 | 1999-09-28 | Xerox Corporation | Ink compositions with improved waterfastness |
| US5958999A (en) | 1996-04-05 | 1999-09-28 | Cabot Corporation | Ink compositions and method for generating images produced therefrom |
| US6221933B1 (en) | 1998-02-27 | 2001-04-24 | Marconi Data Systems Inc. | Fast drying jet ink composition |
| US6238849B1 (en) * | 1999-06-21 | 2001-05-29 | Air Products And Chemicals, Inc. | Cyclic ureas in photoresist developers |
| US6262156B1 (en) * | 1998-07-29 | 2001-07-17 | Air Products And Chemicals, Inc. | Cyclic urea surfactants |
| EP1342759A1 (en) * | 2002-03-08 | 2003-09-10 | Eastman Kodak Company | Ink jet ink set |
| US6669767B2 (en) | 2002-03-08 | 2003-12-30 | Eastman Kodak Company | Ink jet printing process |
| US6669768B2 (en) | 2002-03-08 | 2003-12-30 | Eastman Kodak Company | Ink jet ink set |
| US6790268B2 (en) | 2001-10-24 | 2004-09-14 | Hewlett-Packard Development Company, L.P. | Inks having high molecular weight polysaccharides |
| US6814793B2 (en) | 2002-12-18 | 2004-11-09 | Lexmark International, Inc. | Bleed control using cationic dyes as dispersant in pigment dispersions |
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| US20090238977A1 (en) * | 2008-03-19 | 2009-09-24 | Canon Kabushiki Kaisha | Ink jet ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus |
| US10626281B2 (en) * | 2016-09-30 | 2020-04-21 | Seiko Epson Corporation | Ink jet ink composition |
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| JP3761940B2 (en) * | 1994-10-28 | 2006-03-29 | キヤノン株式会社 | Inkjet printing ink, inkjet printing method, transfer textile printing method, printed matter, recording unit, ink cartridge, inkjet recording apparatus, and processed product |
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| JP2008150526A (en) * | 2006-12-19 | 2008-07-03 | Kyocera Mita Corp | Inkjet ink and inkjet recording system |
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- 1993-12-10 DE DE69315183T patent/DE69315183T2/en not_active Expired - Fee Related
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| US5389134A (en) * | 1994-07-18 | 1995-02-14 | Xerox Corporation | Ink compositions for ink jet printing |
| US5876491A (en) * | 1995-04-29 | 1999-03-02 | Zeneca Limited | Ink jet printing ink |
| US5688312A (en) * | 1996-03-29 | 1997-11-18 | Xerox Corporation | Ink compositions |
| US5958999A (en) | 1996-04-05 | 1999-09-28 | Cabot Corporation | Ink compositions and method for generating images produced therefrom |
| US5693127A (en) * | 1996-06-21 | 1997-12-02 | Domino Printing Sciences, Plc | Inks |
| US5888287A (en) * | 1997-04-10 | 1999-03-30 | Markem Corporation | Washable fabrics ink |
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| US5958120A (en) * | 1998-02-02 | 1999-09-28 | Xerox Corporation | Ink compositions with improved waterfastness |
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| US6262156B1 (en) * | 1998-07-29 | 2001-07-17 | Air Products And Chemicals, Inc. | Cyclic urea surfactants |
| US6238849B1 (en) * | 1999-06-21 | 2001-05-29 | Air Products And Chemicals, Inc. | Cyclic ureas in photoresist developers |
| US6790268B2 (en) | 2001-10-24 | 2004-09-14 | Hewlett-Packard Development Company, L.P. | Inks having high molecular weight polysaccharides |
| EP1342759A1 (en) * | 2002-03-08 | 2003-09-10 | Eastman Kodak Company | Ink jet ink set |
| US6669767B2 (en) | 2002-03-08 | 2003-12-30 | Eastman Kodak Company | Ink jet printing process |
| US6669768B2 (en) | 2002-03-08 | 2003-12-30 | Eastman Kodak Company | Ink jet ink set |
| US6814793B2 (en) | 2002-12-18 | 2004-11-09 | Lexmark International, Inc. | Bleed control using cationic dyes as dispersant in pigment dispersions |
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| US20110200799A1 (en) * | 2005-03-31 | 2011-08-18 | Seiko Epson Corporation | Treatment liquid for plastic film, primer liquid for printing, ink composition, and method for ink jet recording using them |
| US20060244801A1 (en) * | 2005-04-27 | 2006-11-02 | Ryu Seung-Min | Ink composition including chromophore-mimic additive and inkjet printer cartridge and inkjet recording apparatus including the same |
| US7621992B2 (en) * | 2005-04-27 | 2009-11-24 | Samsung Electronics Co., Ltd. | Ink composition including chromophore-mimic additive and inkjet printer cartridge and inkjet recording apparatus including the same |
| US7485179B2 (en) * | 2005-07-02 | 2009-02-03 | Samsung Electronics Co., Ltd | Inkjet composition, ink cartridge comprising the same, and inkjet recording apparatus comprising the same |
| US20070002111A1 (en) * | 2005-07-02 | 2007-01-04 | Roh Hee-Jung | Inkjet composition, ink cartridge comprising the same, and inkjet recording apparatus comprising the same |
| US7604695B2 (en) * | 2005-11-28 | 2009-10-20 | Toyo Ink Mfg. Co., Ltd. | Ink composition |
| US20070119342A1 (en) * | 2005-11-28 | 2007-05-31 | Kaori Nakano | Ink composition |
| EP2142610A2 (en) * | 2007-04-23 | 2010-01-13 | Hewlett-Packard Development Company, L.P. | Dye-based ink formulations |
| US20080257207A1 (en) * | 2007-04-23 | 2008-10-23 | Sukanya Rengaswamy | Dye-based ink formulations |
| EP2142610B1 (en) * | 2007-04-23 | 2014-03-12 | Hewlett-Packard Development Company, L.P. | Dye-based ink formulations |
| US7828887B2 (en) * | 2007-04-23 | 2010-11-09 | Hewlett-Packard Development Company, L.P. | Dye-based ink formulations |
| US8025722B2 (en) * | 2008-03-19 | 2011-09-27 | Canon Kabushiki Kaisha | Ink jet ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus |
| US20090238977A1 (en) * | 2008-03-19 | 2009-09-24 | Canon Kabushiki Kaisha | Ink jet ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus |
| US10626281B2 (en) * | 2016-09-30 | 2020-04-21 | Seiko Epson Corporation | Ink jet ink composition |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP0602914B1 (en) | 1997-11-12 |
| DE69315183D1 (en) | 1997-12-18 |
| DE69315183T2 (en) | 1998-06-10 |
| EP0602914A1 (en) | 1994-06-22 |
| JPH06212107A (en) | 1994-08-02 |
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